Home / 657,932,114.20-986,898,171.30-554,619,983.80

Finding the Fourth Proportional to 657,932,114.20, 986,898,171.30 and 554,619,983.80

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Solution

The fourth proportional to 657,932,114.20, 986,898,171.30 and 554,619,983.80 is: 831,929,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,932,114.20 : 986,898,171.30 = 554,619,983.80 : x
  2. Step 2: Convert to fraction form
    657,932,114.20/986,898,171.30 = 554,619,983.80/x
  3. Step 3: Cross multiply
    657,932,114.20x = 986,898,171.30 × 554,619,983.80
  4. Step 4: Simplify right side
    657,932,114.20x = 547,353,447,778,655,552
  5. Step 5: Solve for x
    x = 547,353,447,778,655,552/657,932,114.20
  6. Step 6: Final answer
    x = 831,929,975.70

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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.