Home / 83,106,228.60-124,659,342.90-55,365,008.40

Finding the Fourth Proportional to 83,106,228.60, 124,659,342.90 and 55,365,008.40

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Solution

The fourth proportional to 83,106,228.60, 124,659,342.90 and 55,365,008.40 is: 83,047,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,106,228.60 : 124,659,342.90 = 55,365,008.40 : x
  2. Step 2: Convert to fraction form
    83,106,228.60/124,659,342.90 = 55,365,008.40/x
  3. Step 3: Cross multiply
    83,106,228.60x = 124,659,342.90 × 55,365,008.40
  4. Step 4: Simplify right side
    83,106,228.60x = 6,901,765,566,796,981
  5. Step 5: Solve for x
    x = 6,901,765,566,796,981/83,106,228.60
  6. Step 6: Final answer
    x = 83,047,512.60

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1.5x scale

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.