Home / 388,029,281.40-582,043,922.10-365,071,030.20

Finding the Fourth Proportional to 388,029,281.40, 582,043,922.10 and 365,071,030.20

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Solution

The fourth proportional to 388,029,281.40, 582,043,922.10 and 365,071,030.20 is: 547,606,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,029,281.40 : 582,043,922.10 = 365,071,030.20 : x
  2. Step 2: Convert to fraction form
    388,029,281.40/582,043,922.10 = 365,071,030.20/x
  3. Step 3: Cross multiply
    388,029,281.40x = 582,043,922.10 × 365,071,030.20
  4. Step 4: Simplify right side
    388,029,281.40x = 212,487,374,262,695,552
  5. Step 5: Solve for x
    x = 212,487,374,262,695,552/388,029,281.40
  6. Step 6: Final answer
    x = 547,606,545.30

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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.