Home / 1,086,696,078.40-1,630,044,117.60-1,010,168,574.40

Finding the Fourth Proportional to 1,086,696,078.40, 1,630,044,117.60 and 1,010,168,574.40

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Solution

The fourth proportional to 1,086,696,078.40, 1,630,044,117.60 and 1,010,168,574.40 is: 1,515,252,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,696,078.40 : 1,630,044,117.60 = 1,010,168,574.40 : x
  2. Step 2: Convert to fraction form
    1,086,696,078.40/1,630,044,117.60 = 1,010,168,574.40/x
  3. Step 3: Cross multiply
    1,086,696,078.40x = 1,630,044,117.60 × 1,010,168,574.40
  4. Step 4: Simplify right side
    1,086,696,078.40x = 1,646,619,342,485,097,728
  5. Step 5: Solve for x
    x = 1,646,619,342,485,097,728/1,086,696,078.40
  6. Step 6: Final answer
    x = 1,515,252,861.60

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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.