Home / 288,915,683.76-433,282,486.50-94,781,860.56

Finding the Fourth Proportional to 288,915,683.76, 433,282,486.50 and 94,781,860.56

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Solution

The fourth proportional to 288,915,683.76, 433,282,486.50 and 94,781,860.56 is: 142,142,924.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,915,683.76 : 433,282,486.50 = 94,781,860.56 : x
  2. Step 2: Convert to fraction form
    288,915,683.76/433,282,486.50 = 94,781,860.56/x
  3. Step 3: Cross multiply
    288,915,683.76x = 433,282,486.50 × 94,781,860.56
  4. Step 4: Simplify right side
    288,915,683.76x = 41,067,320,218,533,080
  5. Step 5: Solve for x
    x = 41,067,320,218,533,080/288,915,683.76
  6. Step 6: Final answer
    x = 142,142,924.48

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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.