Home / 218,790,134.34-328,185,762.02-89,397,744.46

Finding the Fourth Proportional to 218,790,134.34, 328,185,762.02 and 89,397,744.46

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Solution

The fourth proportional to 218,790,134.34, 328,185,762.02 and 89,397,744.46 is: 134,096,845.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,790,134.34 : 328,185,762.02 = 89,397,744.46 : x
  2. Step 2: Convert to fraction form
    218,790,134.34/328,185,762.02 = 89,397,744.46/x
  3. Step 3: Cross multiply
    218,790,134.34x = 328,185,762.02 × 89,397,744.46
  4. Step 4: Simplify right side
    218,790,134.34x = 29,339,066,889,109,376
  5. Step 5: Solve for x
    x = 29,339,066,889,109,376/218,790,134.34
  6. Step 6: Final answer
    x = 134,096,845.72

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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.