Home / 124,706,530.40-187,059,795.60-56,682,082.40

Finding the Fourth Proportional to 124,706,530.40, 187,059,795.60 and 56,682,082.40

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Solution

The fourth proportional to 124,706,530.40, 187,059,795.60 and 56,682,082.40 is: 85,023,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,706,530.40 : 187,059,795.60 = 56,682,082.40 : x
  2. Step 2: Convert to fraction form
    124,706,530.40/187,059,795.60 = 56,682,082.40/x
  3. Step 3: Cross multiply
    124,706,530.40x = 187,059,795.60 × 56,682,082.40
  4. Step 4: Simplify right side
    124,706,530.40x = 10,602,938,747,926,356
  5. Step 5: Solve for x
    x = 10,602,938,747,926,356/124,706,530.40
  6. Step 6: Final answer
    x = 85,023,123.60

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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.