Home / 70,066,678.80-96,737,514.12-62,711,775.12

Finding the Fourth Proportional to 70,066,678.80, 96,737,514.12 and 62,711,775.12

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Solution

The fourth proportional to 70,066,678.80, 96,737,514.12 and 62,711,775.12 is: 86,582,971.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,066,678.80 : 96,737,514.12 = 62,711,775.12 : x
  2. Step 2: Convert to fraction form
    70,066,678.80/96,737,514.12 = 62,711,775.12/x
  3. Step 3: Cross multiply
    70,066,678.80x = 96,737,514.12 × 62,711,775.12
  4. Step 4: Simplify right side
    70,066,678.80x = 6,066,581,231,161,265
  5. Step 5: Solve for x
    x = 6,066,581,231,161,265/70,066,678.80
  6. Step 6: Final answer
    x = 86,582,971.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.