Home / 96,771,711.60-144,958,501.80-66,513,740.40

Finding the Fourth Proportional to 96,771,711.60, 144,958,501.80 and 66,513,740.40

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Solution

The fourth proportional to 96,771,711.60, 144,958,501.80 and 66,513,740.40 is: 99,633,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,771,711.60 : 144,958,501.80 = 66,513,740.40 : x
  2. Step 2: Convert to fraction form
    96,771,711.60/144,958,501.80 = 66,513,740.40/x
  3. Step 3: Cross multiply
    96,771,711.60x = 144,958,501.80 × 66,513,740.40
  4. Step 4: Simplify right side
    96,771,711.60x = 9,641,732,157,498,134
  5. Step 5: Solve for x
    x = 9,641,732,157,498,134/96,771,711.60
  6. Step 6: Final answer
    x = 99,633,787.58

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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.