Home / 754,077,085.60-1,128,564,711.60-662,244,080.80

Finding the Fourth Proportional to 754,077,085.60, 1,128,564,711.60 and 662,244,080.80

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Solution

The fourth proportional to 754,077,085.60, 1,128,564,711.60 and 662,244,080.80 is: 991,125,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,077,085.60 : 1,128,564,711.60 = 662,244,080.80 : x
  2. Step 2: Convert to fraction form
    754,077,085.60/1,128,564,711.60 = 662,244,080.80/x
  3. Step 3: Cross multiply
    754,077,085.60x = 1,128,564,711.60 × 662,244,080.80
  4. Step 4: Simplify right side
    754,077,085.60x = 747,385,300,056,859,008
  5. Step 5: Solve for x
    x = 747,385,300,056,859,008/754,077,085.60
  6. Step 6: Final answer
    x = 991,125,860.11

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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.