Home / 1,569,873,637.90-2,354,810,456.85-479,354,956.30

Finding the Fourth Proportional to 1,569,873,637.90, 2,354,810,456.85 and 479,354,956.30

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Solution

The fourth proportional to 1,569,873,637.90, 2,354,810,456.85 and 479,354,956.30 is: 719,032,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,873,637.90 : 2,354,810,456.85 = 479,354,956.30 : x
  2. Step 2: Convert to fraction form
    1,569,873,637.90/2,354,810,456.85 = 479,354,956.30/x
  3. Step 3: Cross multiply
    1,569,873,637.90x = 2,354,810,456.85 × 479,354,956.30
  4. Step 4: Simplify right side
    1,569,873,637.90x = 1,128,790,063,638,114,816
  5. Step 5: Solve for x
    x = 1,128,790,063,638,114,816/1,569,873,637.90
  6. Step 6: Final answer
    x = 719,032,434.45

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Double scale
Find fourth proportional to 1,569,873,638.90, 2,354,810,458.35 and 479,354,957.30
Similar ratio
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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.