Home / 108,758,407.68-150,069,041.28-62,340,120

Finding the Fourth Proportional to 108,758,407.68, 150,069,041.28 and 62,340,120

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Solution

The fourth proportional to 108,758,407.68, 150,069,041.28 and 62,340,120 is: 86,019,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,758,407.68 : 150,069,041.28 = 62,340,120 : x
  2. Step 2: Convert to fraction form
    108,758,407.68/150,069,041.28 = 62,340,120/x
  3. Step 3: Cross multiply
    108,758,407.68x = 150,069,041.28 × 62,340,120
  4. Step 4: Simplify right side
    108,758,407.68x = 9,355,322,041,680,154
  5. Step 5: Solve for x
    x = 9,355,322,041,680,154/108,758,407.68
  6. Step 6: Final answer
    x = 86,019,299.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.