Home / 189,598,403.52-284,397,601.86-53,283,787.02

Finding the Fourth Proportional to 189,598,403.52, 284,397,601.86 and 53,283,787.02

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Solution

The fourth proportional to 189,598,403.52, 284,397,601.86 and 53,283,787.02 is: 79,925,679.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,598,403.52 : 284,397,601.86 = 53,283,787.02 : x
  2. Step 2: Convert to fraction form
    189,598,403.52/284,397,601.86 = 53,283,787.02/x
  3. Step 3: Cross multiply
    189,598,403.52x = 284,397,601.86 × 53,283,787.02
  4. Step 4: Simplify right side
    189,598,403.52x = 15,153,781,246,506,998
  5. Step 5: Solve for x
    x = 15,153,781,246,506,998/189,598,403.52
  6. Step 6: Final answer
    x = 79,925,679.57

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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.