Home / 57,114,387.18-85,720,500.30-56,684,480.46

Finding the Fourth Proportional to 57,114,387.18, 85,720,500.30 and 56,684,480.46

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Solution

The fourth proportional to 57,114,387.18, 85,720,500.30 and 56,684,480.46 is: 85,075,272.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114,387.18 : 85,720,500.30 = 56,684,480.46 : x
  2. Step 2: Convert to fraction form
    57,114,387.18/85,720,500.30 = 56,684,480.46/x
  3. Step 3: Cross multiply
    57,114,387.18x = 85,720,500.30 × 56,684,480.46
  4. Step 4: Simplify right side
    57,114,387.18x = 4,859,022,024,276,774
  5. Step 5: Solve for x
    x = 4,859,022,024,276,774/57,114,387.18
  6. Step 6: Final answer
    x = 85,075,272.00

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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.