Home / 60,697,566.90-91,046,350.35-42,203,420.10

Finding the Fourth Proportional to 60,697,566.90, 91,046,350.35 and 42,203,420.10

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Solution

The fourth proportional to 60,697,566.90, 91,046,350.35 and 42,203,420.10 is: 63,305,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,697,566.90 : 91,046,350.35 = 42,203,420.10 : x
  2. Step 2: Convert to fraction form
    60,697,566.90/91,046,350.35 = 42,203,420.10/x
  3. Step 3: Cross multiply
    60,697,566.90x = 91,046,350.35 × 42,203,420.10
  4. Step 4: Simplify right side
    60,697,566.90x = 3,842,467,372,392,832
  5. Step 5: Solve for x
    x = 3,842,467,372,392,832/60,697,566.90
  6. Step 6: Final answer
    x = 63,305,130.15

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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.