Home / 354,960,139.80-532,440,209.70-124,964,722.20

Finding the Fourth Proportional to 354,960,139.80, 532,440,209.70 and 124,964,722.20

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Solution

The fourth proportional to 354,960,139.80, 532,440,209.70 and 124,964,722.20 is: 187,447,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,960,139.80 : 532,440,209.70 = 124,964,722.20 : x
  2. Step 2: Convert to fraction form
    354,960,139.80/532,440,209.70 = 124,964,722.20/x
  3. Step 3: Cross multiply
    354,960,139.80x = 532,440,209.70 × 124,964,722.20
  4. Step 4: Simplify right side
    354,960,139.80x = 66,536,242,893,270,248
  5. Step 5: Solve for x
    x = 66,536,242,893,270,248/354,960,139.80
  6. Step 6: Final answer
    x = 187,447,083.30

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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.