Home / 3,630,438,045.90-5,445,657,068.85-2,643,233,244.30

Finding the Fourth Proportional to 3,630,438,045.90, 5,445,657,068.85 and 2,643,233,244.30

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Solution

The fourth proportional to 3,630,438,045.90, 5,445,657,068.85 and 2,643,233,244.30 is: 3,964,849,866.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,438,045.90 : 5,445,657,068.85 = 2,643,233,244.30 : x
  2. Step 2: Convert to fraction form
    3,630,438,045.90/5,445,657,068.85 = 2,643,233,244.30/x
  3. Step 3: Cross multiply
    3,630,438,045.90x = 5,445,657,068.85 × 2,643,233,244.30
  4. Step 4: Simplify right side
    3,630,438,045.90x = 14,394,141,801,441,615,872
  5. Step 5: Solve for x
    x = 14,394,141,801,441,615,872/3,630,438,045.90
  6. Step 6: Final answer
    x = 3,964,849,866.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.