Home / 437,012,264.80-655,518,397.20-113,896,136.80

Finding the Fourth Proportional to 437,012,264.80, 655,518,397.20 and 113,896,136.80

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Solution

The fourth proportional to 437,012,264.80, 655,518,397.20 and 113,896,136.80 is: 170,844,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,012,264.80 : 655,518,397.20 = 113,896,136.80 : x
  2. Step 2: Convert to fraction form
    437,012,264.80/655,518,397.20 = 113,896,136.80/x
  3. Step 3: Cross multiply
    437,012,264.80x = 655,518,397.20 × 113,896,136.80
  4. Step 4: Simplify right side
    437,012,264.80x = 74,661,013,042,407,936
  5. Step 5: Solve for x
    x = 74,661,013,042,407,936/437,012,264.80
  6. Step 6: Final answer
    x = 170,844,205.20

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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.