Home / 60,697,680.40-91,046,520.60-42,203,533.60

Finding the Fourth Proportional to 60,697,680.40, 91,046,520.60 and 42,203,533.60

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Solution

The fourth proportional to 60,697,680.40, 91,046,520.60 and 42,203,533.60 is: 63,305,300.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,697,680.40 : 91,046,520.60 = 42,203,533.60 : x
  2. Step 2: Convert to fraction form
    60,697,680.40/91,046,520.60 = 42,203,533.60/x
  3. Step 3: Cross multiply
    60,697,680.40x = 91,046,520.60 × 42,203,533.60
  4. Step 4: Simplify right side
    60,697,680.40x = 3,842,484,891,305,192
  5. Step 5: Solve for x
    x = 3,842,484,891,305,192/60,697,680.40
  6. Step 6: Final answer
    x = 63,305,300.40

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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.