Home / 60,685,300.80-91,027,951.20-40,277,966.40

Finding the Fourth Proportional to 60,685,300.80, 91,027,951.20 and 40,277,966.40

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Solution

The fourth proportional to 60,685,300.80, 91,027,951.20 and 40,277,966.40 is: 60,416,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,685,300.80 : 91,027,951.20 = 40,277,966.40 : x
  2. Step 2: Convert to fraction form
    60,685,300.80/91,027,951.20 = 40,277,966.40/x
  3. Step 3: Cross multiply
    60,685,300.80x = 91,027,951.20 × 40,277,966.40
  4. Step 4: Simplify right side
    60,685,300.80x = 3,666,420,759,894,439.50
  5. Step 5: Solve for x
    x = 3,666,420,759,894,439.50/60,685,300.80
  6. Step 6: Final answer
    x = 60,416,949.60

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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.