Home / 753,476,592-1,039,564,010.88-439,984,663.68

Finding the Fourth Proportional to 753,476,592, 1,039,564,010.88 and 439,984,663.68

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Solution

The fourth proportional to 753,476,592, 1,039,564,010.88 and 439,984,663.68 is: 607,042,377.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,476,592 : 1,039,564,010.88 = 439,984,663.68 : x
  2. Step 2: Convert to fraction form
    753,476,592/1,039,564,010.88 = 439,984,663.68/x
  3. Step 3: Cross multiply
    753,476,592x = 1,039,564,010.88 × 439,984,663.68
  4. Step 4: Simplify right side
    753,476,592x = 457,392,221,700,868,672
  5. Step 5: Solve for x
    x = 457,392,221,700,868,672/753,476,592
  6. Step 6: Final answer
    x = 607,042,377.37

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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.