Home / 112,738,054.92-169,065,603.54-38,943,055.05

Finding the Fourth Proportional to 112,738,054.92, 169,065,603.54 and 38,943,055.05

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Solution

The fourth proportional to 112,738,054.92, 169,065,603.54 and 38,943,055.05 is: 58,400,254.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,738,054.92 : 169,065,603.54 = 38,943,055.05 : x
  2. Step 2: Convert to fraction form
    112,738,054.92/169,065,603.54 = 38,943,055.05/x
  3. Step 3: Cross multiply
    112,738,054.92x = 169,065,603.54 × 38,943,055.05
  4. Step 4: Simplify right side
    112,738,054.92x = 6,583,931,105,719,694
  5. Step 5: Solve for x
    x = 6,583,931,105,719,694/112,738,054.92
  6. Step 6: Final answer
    x = 58,400,254.56

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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.