Home / 103,605,062.85-155,330,980.01-62,655,398.18

Finding the Fourth Proportional to 103,605,062.85, 155,330,980.01 and 62,655,398.18

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Solution

The fourth proportional to 103,605,062.85, 155,330,980.01 and 62,655,398.18 is: 93,936,764.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,605,062.85 : 155,330,980.01 = 62,655,398.18 : x
  2. Step 2: Convert to fraction form
    103,605,062.85/155,330,980.01 = 62,655,398.18/x
  3. Step 3: Cross multiply
    103,605,062.85x = 155,330,980.01 × 62,655,398.18
  4. Step 4: Simplify right side
    103,605,062.85x = 9,732,324,402,216,170
  5. Step 5: Solve for x
    x = 9,732,324,402,216,170/103,605,062.85
  6. Step 6: Final answer
    x = 93,936,764.62

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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.