Home / 340,182,719.87-509,859,526.66-176,330,142.95

Finding the Fourth Proportional to 340,182,719.87, 509,859,526.66 and 176,330,142.95

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Solution

The fourth proportional to 340,182,719.87, 509,859,526.66 and 176,330,142.95 is: 264,280,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,182,719.87 : 509,859,526.66 = 176,330,142.95 : x
  2. Step 2: Convert to fraction form
    340,182,719.87/509,859,526.66 = 176,330,142.95/x
  3. Step 3: Cross multiply
    340,182,719.87x = 509,859,526.66 × 176,330,142.95
  4. Step 4: Simplify right side
    340,182,719.87x = 89,903,603,217,387,008
  5. Step 5: Solve for x
    x = 89,903,603,217,387,008/340,182,719.87
  6. Step 6: Final answer
    x = 264,280,335.15

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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.