Home / 288,652,115.14-433,018,419-89,247,679.93

Finding the Fourth Proportional to 288,652,115.14, 433,018,419 and 89,247,679.93

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Solution

The fourth proportional to 288,652,115.14, 433,018,419 and 89,247,679.93 is: 133,883,963.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,652,115.14 : 433,018,419 = 89,247,679.93 : x
  2. Step 2: Convert to fraction form
    288,652,115.14/433,018,419 = 89,247,679.93/x
  3. Step 3: Cross multiply
    288,652,115.14x = 433,018,419 × 89,247,679.93
  4. Step 4: Simplify right side
    288,652,115.14x = 38,645,889,262,706,632
  5. Step 5: Solve for x
    x = 38,645,889,262,706,632/288,652,115.14
  6. Step 6: Final answer
    x = 133,883,963.55

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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.