Home / 124,762,980.60-187,156,977.30-42,871,073.40

Finding the Fourth Proportional to 124,762,980.60, 187,156,977.30 and 42,871,073.40

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Solution

The fourth proportional to 124,762,980.60, 187,156,977.30 and 42,871,073.40 is: 64,310,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,762,980.60 : 187,156,977.30 = 42,871,073.40 : x
  2. Step 2: Convert to fraction form
    124,762,980.60/187,156,977.30 = 42,871,073.40/x
  3. Step 3: Cross multiply
    124,762,980.60x = 187,156,977.30 × 42,871,073.40
  4. Step 4: Simplify right side
    124,762,980.60x = 8,023,620,511,150,434
  5. Step 5: Solve for x
    x = 8,023,620,511,150,434/124,762,980.60
  6. Step 6: Final answer
    x = 64,310,907.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.