Home / 357,846,515.40-536,769,773.10-266,013,510.60

Finding the Fourth Proportional to 357,846,515.40, 536,769,773.10 and 266,013,510.60

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Solution

The fourth proportional to 357,846,515.40, 536,769,773.10 and 266,013,510.60 is: 399,020,265.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,846,515.40 : 536,769,773.10 = 266,013,510.60 : x
  2. Step 2: Convert to fraction form
    357,846,515.40/536,769,773.10 = 266,013,510.60/x
  3. Step 3: Cross multiply
    357,846,515.40x = 536,769,773.10 × 266,013,510.60
  4. Step 4: Simplify right side
    357,846,515.40x = 142,788,011,726,296,448
  5. Step 5: Solve for x
    x = 142,788,011,726,296,448/357,846,515.40
  6. Step 6: Final answer
    x = 399,020,265.90

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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.