Home / 96,665,721.40-145,166,543.70-51,316,089.40

Finding the Fourth Proportional to 96,665,721.40, 145,166,543.70 and 51,316,089.40

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Solution

The fourth proportional to 96,665,721.40, 145,166,543.70 and 51,316,089.40 is: 77,063,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,665,721.40 : 145,166,543.70 = 51,316,089.40 : x
  2. Step 2: Convert to fraction form
    96,665,721.40/145,166,543.70 = 51,316,089.40/x
  3. Step 3: Cross multiply
    96,665,721.40x = 145,166,543.70 × 51,316,089.40
  4. Step 4: Simplify right side
    96,665,721.40x = 7,449,379,334,398,206
  5. Step 5: Solve for x
    x = 7,449,379,334,398,206/96,665,721.40
  6. Step 6: Final answer
    x = 77,063,298.41

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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.