Home / 124,632,103.40-186,948,155.10-103,398,439.40

Finding the Fourth Proportional to 124,632,103.40, 186,948,155.10 and 103,398,439.40

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Solution

The fourth proportional to 124,632,103.40, 186,948,155.10 and 103,398,439.40 is: 155,097,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,632,103.40 : 186,948,155.10 = 103,398,439.40 : x
  2. Step 2: Convert to fraction form
    124,632,103.40/186,948,155.10 = 103,398,439.40/x
  3. Step 3: Cross multiply
    124,632,103.40x = 186,948,155.10 × 103,398,439.40
  4. Step 4: Simplify right side
    124,632,103.40x = 19,330,147,486,049,152
  5. Step 5: Solve for x
    x = 19,330,147,486,049,152/124,632,103.40
  6. Step 6: Final answer
    x = 155,097,659.10

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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.