Home / 403,726,284.60-605,872,862.10-173,860,337.40

Finding the Fourth Proportional to 403,726,284.60, 605,872,862.10 and 173,860,337.40

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Solution

The fourth proportional to 403,726,284.60, 605,872,862.10 and 173,860,337.40 is: 260,912,564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,726,284.60 : 605,872,862.10 = 173,860,337.40 : x
  2. Step 2: Convert to fraction form
    403,726,284.60/605,872,862.10 = 173,860,337.40/x
  3. Step 3: Cross multiply
    403,726,284.60x = 605,872,862.10 × 173,860,337.40
  4. Step 4: Simplify right side
    403,726,284.60x = 105,337,260,226,209,680
  5. Step 5: Solve for x
    x = 105,337,260,226,209,680/403,726,284.60
  6. Step 6: Final answer
    x = 260,912,564.39

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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.