Home / 90,239,585,321.99-124,533,614,249.31-49,595,937,432.74

Finding the Fourth Proportional to 90,239,585,321.99, 124,533,614,249.31 and 49,595,937,432.74

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Solution

The fourth proportional to 90,239,585,321.99, 124,533,614,249.31 and 49,595,937,432.74 is: 68,444,035,048.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,239,585,321.99 : 124,533,614,249.31 = 49,595,937,432.74 : x
  2. Step 2: Convert to fraction form
    90,239,585,321.99/124,533,614,249.31 = 49,595,937,432.74/x
  3. Step 3: Cross multiply
    90,239,585,321.99x = 124,533,614,249.31 × 49,595,937,432.74
  4. Step 4: Simplify right side
    90,239,585,321.99x = 6,176,361,340,581,757,059,072
  5. Step 5: Solve for x
    x = 6,176,361,340,581,757,059,072/90,239,585,321.99
  6. Step 6: Final answer
    x = 68,444,035,048.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.