Home / 60,725,707.20-91,088,560.80-54,868,046.40

Finding the Fourth Proportional to 60,725,707.20, 91,088,560.80 and 54,868,046.40

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Solution

The fourth proportional to 60,725,707.20, 91,088,560.80 and 54,868,046.40 is: 82,302,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,725,707.20 : 91,088,560.80 = 54,868,046.40 : x
  2. Step 2: Convert to fraction form
    60,725,707.20/91,088,560.80 = 54,868,046.40/x
  3. Step 3: Cross multiply
    60,725,707.20x = 91,088,560.80 × 54,868,046.40
  4. Step 4: Simplify right side
    60,725,707.20x = 4,997,851,380,483,621
  5. Step 5: Solve for x
    x = 4,997,851,380,483,621/60,725,707.20
  6. Step 6: Final answer
    x = 82,302,069.60

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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.