Home / 103,442,048.98-155,179,016.70-35,268,797.50

Finding the Fourth Proportional to 103,442,048.98, 155,179,016.70 and 35,268,797.50

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Solution

The fourth proportional to 103,442,048.98, 155,179,016.70 and 35,268,797.50 is: 52,908,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,442,048.98 : 155,179,016.70 = 35,268,797.50 : x
  2. Step 2: Convert to fraction form
    103,442,048.98/155,179,016.70 = 35,268,797.50/x
  3. Step 3: Cross multiply
    103,442,048.98x = 155,179,016.70 × 35,268,797.50
  4. Step 4: Simplify right side
    103,442,048.98x = 5,472,977,316,241,418
  5. Step 5: Solve for x
    x = 5,472,977,316,241,418/103,442,048.98
  6. Step 6: Final answer
    x = 52,908,632.13

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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.