Home / 42,774,230.40-64,224,331.20-33,200,419.20

Finding the Fourth Proportional to 42,774,230.40, 64,224,331.20 and 33,200,419.20

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Solution

The fourth proportional to 42,774,230.40, 64,224,331.20 and 33,200,419.20 is: 49,849,516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,774,230.40 : 64,224,331.20 = 33,200,419.20 : x
  2. Step 2: Convert to fraction form
    42,774,230.40/64,224,331.20 = 33,200,419.20/x
  3. Step 3: Cross multiply
    42,774,230.40x = 64,224,331.20 × 33,200,419.20
  4. Step 4: Simplify right side
    42,774,230.40x = 2,132,274,718,679,639
  5. Step 5: Solve for x
    x = 2,132,274,718,679,639/42,774,230.40
  6. Step 6: Final answer
    x = 49,849,516.84

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1.5x scale

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.