Home / 105,414,872.62-145,464,581.55-64,157,205.10

Finding the Fourth Proportional to 105,414,872.62, 145,464,581.55 and 64,157,205.10

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Solution

The fourth proportional to 105,414,872.62, 145,464,581.55 and 64,157,205.10 is: 88,532,109.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,414,872.62 : 145,464,581.55 = 64,157,205.10 : x
  2. Step 2: Convert to fraction form
    105,414,872.62/145,464,581.55 = 64,157,205.10/x
  3. Step 3: Cross multiply
    105,414,872.62x = 145,464,581.55 × 64,157,205.10
  4. Step 4: Simplify right side
    105,414,872.62x = 9,332,600,993,289,026
  5. Step 5: Solve for x
    x = 9,332,600,993,289,026/105,414,872.62
  6. Step 6: Final answer
    x = 88,532,109.00

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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.