Home / 118,430,229.40-177,645,344.10-89,732,415.40

Finding the Fourth Proportional to 118,430,229.40, 177,645,344.10 and 89,732,415.40

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Solution

The fourth proportional to 118,430,229.40, 177,645,344.10 and 89,732,415.40 is: 134,598,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,430,229.40 : 177,645,344.10 = 89,732,415.40 : x
  2. Step 2: Convert to fraction form
    118,430,229.40/177,645,344.10 = 89,732,415.40/x
  3. Step 3: Cross multiply
    118,430,229.40x = 177,645,344.10 × 89,732,415.40
  4. Step 4: Simplify right side
    118,430,229.40x = 15,940,545,810,657,140
  5. Step 5: Solve for x
    x = 15,940,545,810,657,140/118,430,229.40
  6. Step 6: Final answer
    x = 134,598,623.10

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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.