Home / 347,813,006.40-521,719,173.72-89,027,811.72

Finding the Fourth Proportional to 347,813,006.40, 521,719,173.72 and 89,027,811.72

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Solution

The fourth proportional to 347,813,006.40, 521,719,173.72 and 89,027,811.72 is: 133,541,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,813,006.40 : 521,719,173.72 = 89,027,811.72 : x
  2. Step 2: Convert to fraction form
    347,813,006.40/521,719,173.72 = 89,027,811.72/x
  3. Step 3: Cross multiply
    347,813,006.40x = 521,719,173.72 × 89,027,811.72
  4. Step 4: Simplify right side
    347,813,006.40x = 46,447,516,368,658,136
  5. Step 5: Solve for x
    x = 46,447,516,368,658,136/347,813,006.40
  6. Step 6: Final answer
    x = 133,541,631.61

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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.