Home / 706,294,538.28-974,623,110.87-408,956,848.65

Finding the Fourth Proportional to 706,294,538.28, 974,623,110.87 and 408,956,848.65

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Solution

The fourth proportional to 706,294,538.28, 974,623,110.87 and 408,956,848.65 is: 564,323,769.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,294,538.28 : 974,623,110.87 = 408,956,848.65 : x
  2. Step 2: Convert to fraction form
    706,294,538.28/974,623,110.87 = 408,956,848.65/x
  3. Step 3: Cross multiply
    706,294,538.28x = 974,623,110.87 × 408,956,848.65
  4. Step 4: Simplify right side
    706,294,538.28x = 398,578,796,042,854,720
  5. Step 5: Solve for x
    x = 398,578,796,042,854,720/706,294,538.28
  6. Step 6: Final answer
    x = 564,323,769.25

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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.