Home / 65,174,862.90-97,818,281.55-28,839,170.10

Finding the Fourth Proportional to 65,174,862.90, 97,818,281.55 and 28,839,170.10

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Solution

The fourth proportional to 65,174,862.90, 97,818,281.55 and 28,839,170.10 is: 43,283,528.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,174,862.90 : 97,818,281.55 = 28,839,170.10 : x
  2. Step 2: Convert to fraction form
    65,174,862.90/97,818,281.55 = 28,839,170.10/x
  3. Step 3: Cross multiply
    65,174,862.90x = 97,818,281.55 × 28,839,170.10
  4. Step 4: Simplify right side
    65,174,862.90x = 2,820,998,060,510,141.50
  5. Step 5: Solve for x
    x = 2,820,998,060,510,141.50/65,174,862.90
  6. Step 6: Final answer
    x = 43,283,528.88

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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.