Home / 89,006,856.30-133,533,904.05-31,493,130.30

Finding the Fourth Proportional to 89,006,856.30, 133,533,904.05 and 31,493,130.30

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Solution

The fourth proportional to 89,006,856.30, 133,533,904.05 and 31,493,130.30 is: 47,248,052.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006,856.30 : 133,533,904.05 = 31,493,130.30 : x
  2. Step 2: Convert to fraction form
    89,006,856.30/133,533,904.05 = 31,493,130.30/x
  3. Step 3: Cross multiply
    89,006,856.30x = 133,533,904.05 × 31,493,130.30
  4. Step 4: Simplify right side
    89,006,856.30x = 4,205,400,639,714,347.50
  5. Step 5: Solve for x
    x = 4,205,400,639,714,347.50/89,006,856.30
  6. Step 6: Final answer
    x = 47,248,052.73

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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.