Home / 124,645,210.16-186,971,624.19-42,762,939.84

Finding the Fourth Proportional to 124,645,210.16, 186,971,624.19 and 42,762,939.84

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Solution

The fourth proportional to 124,645,210.16, 186,971,624.19 and 42,762,939.84 is: 64,145,716.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,645,210.16 : 186,971,624.19 = 42,762,939.84 : x
  2. Step 2: Convert to fraction form
    124,645,210.16/186,971,624.19 = 42,762,939.84/x
  3. Step 3: Cross multiply
    124,645,210.16x = 186,971,624.19 × 42,762,939.84
  4. Step 4: Simplify right side
    124,645,210.16x = 7,995,456,317,024,059
  5. Step 5: Solve for x
    x = 7,995,456,317,024,059/124,645,210.16
  6. Step 6: Final answer
    x = 64,145,716.53

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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.