Home / 173,865,860.40-260,798,790.60-155,726,007.60

Finding the Fourth Proportional to 173,865,860.40, 260,798,790.60 and 155,726,007.60

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Solution

The fourth proportional to 173,865,860.40, 260,798,790.60 and 155,726,007.60 is: 233,589,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,865,860.40 : 260,798,790.60 = 155,726,007.60 : x
  2. Step 2: Convert to fraction form
    173,865,860.40/260,798,790.60 = 155,726,007.60/x
  3. Step 3: Cross multiply
    173,865,860.40x = 260,798,790.60 × 155,726,007.60
  4. Step 4: Simplify right side
    173,865,860.40x = 40,613,154,447,046,408
  5. Step 5: Solve for x
    x = 40,613,154,447,046,408/173,865,860.40
  6. Step 6: Final answer
    x = 233,589,011.40

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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.