Home / 90,239,585,298.45-124,533,614,216.86-49,595,937,409.20

Finding the Fourth Proportional to 90,239,585,298.45, 124,533,614,216.86 and 49,595,937,409.20

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Solution

The fourth proportional to 90,239,585,298.45, 124,533,614,216.86 and 49,595,937,409.20 is: 68,444,035,016.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,239,585,298.45 : 124,533,614,216.86 = 49,595,937,409.20 : x
  2. Step 2: Convert to fraction form
    90,239,585,298.45/124,533,614,216.86 = 49,595,937,409.20/x
  3. Step 3: Cross multiply
    90,239,585,298.45x = 124,533,614,216.86 × 49,595,937,409.20
  4. Step 4: Simplify right side
    90,239,585,298.45x = 6,176,361,336,040,847,310,848
  5. Step 5: Solve for x
    x = 6,176,361,336,040,847,310,848/90,239,585,298.45
  6. Step 6: Final answer
    x = 68,444,035,016.50

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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.