Home / 96,885,547,743.12-145,327,711,789.98-52,138,122,545.40

Finding the Fourth Proportional to 96,885,547,743.12, 145,327,711,789.98 and 52,138,122,545.40

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Solution

The fourth proportional to 96,885,547,743.12, 145,327,711,789.98 and 52,138,122,545.40 is: 78,206,855,646.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,885,547,743.12 : 145,327,711,789.98 = 52,138,122,545.40 : x
  2. Step 2: Convert to fraction form
    96,885,547,743.12/145,327,711,789.98 = 52,138,122,545.40/x
  3. Step 3: Cross multiply
    96,885,547,743.12x = 145,327,711,789.98 × 52,138,122,545.40
  4. Step 4: Simplify right side
    96,885,547,743.12x = 7,577,114,046,548,550,877,184
  5. Step 5: Solve for x
    x = 7,577,114,046,548,550,877,184/96,885,547,743.12
  6. Step 6: Final answer
    x = 78,206,855,646.19

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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.