Home / 87,942,731.60-131,851,111.80-36,798,424.40

Finding the Fourth Proportional to 87,942,731.60, 131,851,111.80 and 36,798,424.40

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Solution

The fourth proportional to 87,942,731.60, 131,851,111.80 and 36,798,424.40 is: 55,171,281.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,942,731.60 : 131,851,111.80 = 36,798,424.40 : x
  2. Step 2: Convert to fraction form
    87,942,731.60/131,851,111.80 = 36,798,424.40/x
  3. Step 3: Cross multiply
    87,942,731.60x = 131,851,111.80 × 36,798,424.40
  4. Step 4: Simplify right side
    87,942,731.60x = 4,851,913,169,628,248
  5. Step 5: Solve for x
    x = 4,851,913,169,628,248/87,942,731.60
  6. Step 6: Final answer
    x = 55,171,281.14

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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.