Home / 88,990,139.60-133,485,209.40-37,859,310.80

Finding the Fourth Proportional to 88,990,139.60, 133,485,209.40 and 37,859,310.80

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Solution

The fourth proportional to 88,990,139.60, 133,485,209.40 and 37,859,310.80 is: 56,788,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,990,139.60 : 133,485,209.40 = 37,859,310.80 : x
  2. Step 2: Convert to fraction form
    88,990,139.60/133,485,209.40 = 37,859,310.80/x
  3. Step 3: Cross multiply
    88,990,139.60x = 133,485,209.40 × 37,859,310.80
  4. Step 4: Simplify right side
    88,990,139.60x = 5,053,658,029,877,681
  5. Step 5: Solve for x
    x = 5,053,658,029,877,681/88,990,139.60
  6. Step 6: Final answer
    x = 56,788,966.20

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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.