Home / 354,720,139.40-532,080,209.10-233,688,254.60

Finding the Fourth Proportional to 354,720,139.40, 532,080,209.10 and 233,688,254.60

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Solution

The fourth proportional to 354,720,139.40, 532,080,209.10 and 233,688,254.60 is: 350,532,381.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,720,139.40 : 532,080,209.10 = 233,688,254.60 : x
  2. Step 2: Convert to fraction form
    354,720,139.40/532,080,209.10 = 233,688,254.60/x
  3. Step 3: Cross multiply
    354,720,139.40x = 532,080,209.10 × 233,688,254.60
  4. Step 4: Simplify right side
    354,720,139.40x = 124,340,895,371,782,032
  5. Step 5: Solve for x
    x = 124,340,895,371,782,032/354,720,139.40
  6. Step 6: Final answer
    x = 350,532,381.90

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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.