Home / 453,645,002.70-680,467,504.05-130,528,874.70

Finding the Fourth Proportional to 453,645,002.70, 680,467,504.05 and 130,528,874.70

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Solution

The fourth proportional to 453,645,002.70, 680,467,504.05 and 130,528,874.70 is: 195,793,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,645,002.70 : 680,467,504.05 = 130,528,874.70 : x
  2. Step 2: Convert to fraction form
    453,645,002.70/680,467,504.05 = 130,528,874.70/x
  3. Step 3: Cross multiply
    453,645,002.70x = 680,467,504.05 × 130,528,874.70
  4. Step 4: Simplify right side
    453,645,002.70x = 88,820,657,573,564,192
  5. Step 5: Solve for x
    x = 88,820,657,573,564,192/453,645,002.70
  6. Step 6: Final answer
    x = 195,793,312.05

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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.