Home / 865,344,698.34-1,194,176,132.96-468,868,000.89

Finding the Fourth Proportional to 865,344,698.34, 1,194,176,132.96 and 468,868,000.89

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Solution

The fourth proportional to 865,344,698.34, 1,194,176,132.96 and 468,868,000.89 is: 647,038,084.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,344,698.34 : 1,194,176,132.96 = 468,868,000.89 : x
  2. Step 2: Convert to fraction form
    865,344,698.34/1,194,176,132.96 = 468,868,000.89/x
  3. Step 3: Cross multiply
    865,344,698.34x = 1,194,176,132.96 × 468,868,000.89
  4. Step 4: Simplify right side
    865,344,698.34x = 559,910,976,171,506,048
  5. Step 5: Solve for x
    x = 559,910,976,171,506,048/865,344,698.34
  6. Step 6: Final answer
    x = 647,038,084.64

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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.