Home / 88,704,139.40-133,056,209.10-28,119,768.20

Finding the Fourth Proportional to 88,704,139.40, 133,056,209.10 and 28,119,768.20

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Solution

The fourth proportional to 88,704,139.40, 133,056,209.10 and 28,119,768.20 is: 42,179,652.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,704,139.40 : 133,056,209.10 = 28,119,768.20 : x
  2. Step 2: Convert to fraction form
    88,704,139.40/133,056,209.10 = 28,119,768.20/x
  3. Step 3: Cross multiply
    88,704,139.40x = 133,056,209.10 × 28,119,768.20
  4. Step 4: Simplify right side
    88,704,139.40x = 3,741,509,757,462,730.50
  5. Step 5: Solve for x
    x = 3,741,509,757,462,730.50/88,704,139.40
  6. Step 6: Final answer
    x = 42,179,652.30

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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.