Home / 103,801,708.65-155,702,562.98-60,648,699.45

Finding the Fourth Proportional to 103,801,708.65, 155,702,562.98 and 60,648,699.45

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Solution

The fourth proportional to 103,801,708.65, 155,702,562.98 and 60,648,699.45 is: 90,973,049.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,801,708.65 : 155,702,562.98 = 60,648,699.45 : x
  2. Step 2: Convert to fraction form
    103,801,708.65/155,702,562.98 = 60,648,699.45/x
  3. Step 3: Cross multiply
    103,801,708.65x = 155,702,562.98 × 60,648,699.45
  4. Step 4: Simplify right side
    103,801,708.65x = 9,443,157,945,465,472
  5. Step 5: Solve for x
    x = 9,443,157,945,465,472/103,801,708.65
  6. Step 6: Final answer
    x = 90,973,049.18

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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.