Home / 109,037,193.80-163,555,790.70-63,120,691.40

Finding the Fourth Proportional to 109,037,193.80, 163,555,790.70 and 63,120,691.40

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Solution

The fourth proportional to 109,037,193.80, 163,555,790.70 and 63,120,691.40 is: 94,681,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,037,193.80 : 163,555,790.70 = 63,120,691.40 : x
  2. Step 2: Convert to fraction form
    109,037,193.80/163,555,790.70 = 63,120,691.40/x
  3. Step 3: Cross multiply
    109,037,193.80x = 163,555,790.70 × 63,120,691.40
  4. Step 4: Simplify right side
    109,037,193.80x = 10,323,754,591,457,688
  5. Step 5: Solve for x
    x = 10,323,754,591,457,688/109,037,193.80
  6. Step 6: Final answer
    x = 94,681,037.10

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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.