Home / 103,356,572.32-155,057,559.27-30,567,678.13

Finding the Fourth Proportional to 103,356,572.32, 155,057,559.27 and 30,567,678.13

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Solution

The fourth proportional to 103,356,572.32, 155,057,559.27 and 30,567,678.13 is: 45,858,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,356,572.32 : 155,057,559.27 = 30,567,678.13 : x
  2. Step 2: Convert to fraction form
    103,356,572.32/155,057,559.27 = 30,567,678.13/x
  3. Step 3: Cross multiply
    103,356,572.32x = 155,057,559.27 × 30,567,678.13
  4. Step 4: Simplify right side
    103,356,572.32x = 4,739,749,563,388,758
  5. Step 5: Solve for x
    x = 4,739,749,563,388,758/103,356,572.32
  6. Step 6: Final answer
    x = 45,858,230.95

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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.