Home / 124,487,398.16-186,740,065.60-47,810,426.48

Finding the Fourth Proportional to 124,487,398.16, 186,740,065.60 and 47,810,426.48

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Solution

The fourth proportional to 124,487,398.16, 186,740,065.60 and 47,810,426.48 is: 71,719,084.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,487,398.16 : 186,740,065.60 = 47,810,426.48 : x
  2. Step 2: Convert to fraction form
    124,487,398.16/186,740,065.60 = 47,810,426.48/x
  3. Step 3: Cross multiply
    124,487,398.16x = 186,740,065.60 × 47,810,426.48
  4. Step 4: Simplify right side
    124,487,398.16x = 8,928,122,177,239,176
  5. Step 5: Solve for x
    x = 8,928,122,177,239,176/124,487,398.16
  6. Step 6: Final answer
    x = 71,719,084.09

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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.