Home / 118,487,428.28-177,667,237.98-53,755,913.24

Finding the Fourth Proportional to 118,487,428.28, 177,667,237.98 and 53,755,913.24

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Solution

The fourth proportional to 118,487,428.28, 177,667,237.98 and 53,755,913.24 is: 80,604,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,487,428.28 : 177,667,237.98 = 53,755,913.24 : x
  2. Step 2: Convert to fraction form
    118,487,428.28/177,667,237.98 = 53,755,913.24/x
  3. Step 3: Cross multiply
    118,487,428.28x = 177,667,237.98 × 53,755,913.24
  4. Step 4: Simplify right side
    118,487,428.28x = 9,550,664,630,443,312
  5. Step 5: Solve for x
    x = 9,550,664,630,443,312/118,487,428.28
  6. Step 6: Final answer
    x = 80,604,877.40

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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.