Home / 10,081,344,101.90-15,122,016,152.85-2,720,343,001.10

Finding the Fourth Proportional to 10,081,344,101.90, 15,122,016,152.85 and 2,720,343,001.10

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Solution

The fourth proportional to 10,081,344,101.90, 15,122,016,152.85 and 2,720,343,001.10 is: 4,080,514,501.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081,344,101.90 : 15,122,016,152.85 = 2,720,343,001.10 : x
  2. Step 2: Convert to fraction form
    10,081,344,101.90/15,122,016,152.85 = 2,720,343,001.10/x
  3. Step 3: Cross multiply
    10,081,344,101.90x = 15,122,016,152.85 × 2,720,343,001.10
  4. Step 4: Simplify right side
    10,081,344,101.90x = 41,137,070,803,926,646,784
  5. Step 5: Solve for x
    x = 41,137,070,803,926,646,784/10,081,344,101.90
  6. Step 6: Final answer
    x = 4,080,514,501.65

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Double scale
Find fourth proportional to 10,081,344,102.90, 15,122,016,154.35 and 2,720,343,002.10
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.