Home / 57,184,155.80-85,776,233.70-51,137,538.20

Finding the Fourth Proportional to 57,184,155.80, 85,776,233.70 and 51,137,538.20

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Solution

The fourth proportional to 57,184,155.80, 85,776,233.70 and 51,137,538.20 is: 76,706,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,184,155.80 : 85,776,233.70 = 51,137,538.20 : x
  2. Step 2: Convert to fraction form
    57,184,155.80/85,776,233.70 = 51,137,538.20/x
  3. Step 3: Cross multiply
    57,184,155.80x = 85,776,233.70 × 51,137,538.20
  4. Step 4: Simplify right side
    57,184,155.80x = 4,386,385,427,485,877.50
  5. Step 5: Solve for x
    x = 4,386,385,427,485,877.50/57,184,155.80
  6. Step 6: Final answer
    x = 76,706,307.30

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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.