Home / 65,174,861.90-97,818,280.05-28,839,169.10

Finding the Fourth Proportional to 65,174,861.90, 97,818,280.05 and 28,839,169.10

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Solution

The fourth proportional to 65,174,861.90, 97,818,280.05 and 28,839,169.10 is: 43,283,527.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,174,861.90 : 97,818,280.05 = 28,839,169.10 : x
  2. Step 2: Convert to fraction form
    65,174,861.90/97,818,280.05 = 28,839,169.10/x
  3. Step 3: Cross multiply
    65,174,861.90x = 97,818,280.05 × 28,839,169.10
  4. Step 4: Simplify right side
    65,174,861.90x = 2,820,997,919,433,106.50
  5. Step 5: Solve for x
    x = 2,820,997,919,433,106.50/65,174,861.90
  6. Step 6: Final answer
    x = 43,283,527.38

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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.