Home / 162,990,643.20-244,497,774.60-98,154,841.20

Finding the Fourth Proportional to 162,990,643.20, 244,497,774.60 and 98,154,841.20

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Solution

The fourth proportional to 162,990,643.20, 244,497,774.60 and 98,154,841.20 is: 147,239,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,990,643.20 : 244,497,774.60 = 98,154,841.20 : x
  2. Step 2: Convert to fraction form
    162,990,643.20/244,497,774.60 = 98,154,841.20/x
  3. Step 3: Cross multiply
    162,990,643.20x = 244,497,774.60 × 98,154,841.20
  4. Step 4: Simplify right side
    162,990,643.20x = 23,998,640,239,616,392
  5. Step 5: Solve for x
    x = 23,998,640,239,616,392/162,990,643.20
  6. Step 6: Final answer
    x = 147,239,373.80

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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.