Home / 162,904,388.52-224,806,074.66-121,274,449.32

Finding the Fourth Proportional to 162,904,388.52, 224,806,074.66 and 121,274,449.32

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Solution

The fourth proportional to 162,904,388.52, 224,806,074.66 and 121,274,449.32 is: 167,357,264.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,904,388.52 : 224,806,074.66 = 121,274,449.32 : x
  2. Step 2: Convert to fraction form
    162,904,388.52/224,806,074.66 = 121,274,449.32/x
  3. Step 3: Cross multiply
    162,904,388.52x = 224,806,074.66 × 121,274,449.32
  4. Step 4: Simplify right side
    162,904,388.52x = 27,263,232,908,182,304
  5. Step 5: Solve for x
    x = 27,263,232,908,182,304/162,904,388.52
  6. Step 6: Final answer
    x = 167,357,264.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.