Home / 208,704,724.65-288,124,337.25-160,915,598.01

Finding the Fourth Proportional to 208,704,724.65, 288,124,337.25 and 160,915,598.01

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Solution

The fourth proportional to 208,704,724.65, 288,124,337.25 and 160,915,598.01 is: 222,149,738.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,704,724.65 : 288,124,337.25 = 160,915,598.01 : x
  2. Step 2: Convert to fraction form
    208,704,724.65/288,124,337.25 = 160,915,598.01/x
  3. Step 3: Cross multiply
    208,704,724.65x = 288,124,337.25 × 160,915,598.01
  4. Step 4: Simplify right side
    208,704,724.65x = 46,363,700,029,818,664
  5. Step 5: Solve for x
    x = 46,363,700,029,818,664/208,704,724.65
  6. Step 6: Final answer
    x = 222,149,738.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.