Home / 65,656,567.90-98,484,851.85-20,232,286.30

Finding the Fourth Proportional to 65,656,567.90, 98,484,851.85 and 20,232,286.30

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Solution

The fourth proportional to 65,656,567.90, 98,484,851.85 and 20,232,286.30 is: 30,348,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,656,567.90 : 98,484,851.85 = 20,232,286.30 : x
  2. Step 2: Convert to fraction form
    65,656,567.90/98,484,851.85 = 20,232,286.30/x
  3. Step 3: Cross multiply
    65,656,567.90x = 98,484,851.85 × 20,232,286.30
  4. Step 4: Simplify right side
    65,656,567.90x = 1,992,573,718,842,284.50
  5. Step 5: Solve for x
    x = 1,992,573,718,842,284.50/65,656,567.90
  6. Step 6: Final answer
    x = 30,348,429.45

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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.