Home / 80,554,307.10-120,831,460.65-23,048,454.30

Finding the Fourth Proportional to 80,554,307.10, 120,831,460.65 and 23,048,454.30

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Solution

The fourth proportional to 80,554,307.10, 120,831,460.65 and 23,048,454.30 is: 34,572,681.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,554,307.10 : 120,831,460.65 = 23,048,454.30 : x
  2. Step 2: Convert to fraction form
    80,554,307.10/120,831,460.65 = 23,048,454.30/x
  3. Step 3: Cross multiply
    80,554,307.10x = 120,831,460.65 × 23,048,454.30
  4. Step 4: Simplify right side
    80,554,307.10x = 2,784,978,398,793,773.50
  5. Step 5: Solve for x
    x = 2,784,978,398,793,773.50/80,554,307.10
  6. Step 6: Final answer
    x = 34,572,681.45

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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.