Home / 57,018,766.80-85,528,150.20-56,168,461.20

Finding the Fourth Proportional to 57,018,766.80, 85,528,150.20 and 56,168,461.20

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Solution

The fourth proportional to 57,018,766.80, 85,528,150.20 and 56,168,461.20 is: 84,252,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,018,766.80 : 85,528,150.20 = 56,168,461.20 : x
  2. Step 2: Convert to fraction form
    57,018,766.80/85,528,150.20 = 56,168,461.20/x
  3. Step 3: Cross multiply
    57,018,766.80x = 85,528,150.20 × 56,168,461.20
  4. Step 4: Simplify right side
    57,018,766.80x = 4,803,984,586,016,473
  5. Step 5: Solve for x
    x = 4,803,984,586,016,473/57,018,766.80
  6. Step 6: Final answer
    x = 84,252,691.80

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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.