Home / 612,380,279.70-918,570,419.55-224,074,055.70

Finding the Fourth Proportional to 612,380,279.70, 918,570,419.55 and 224,074,055.70

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Solution

The fourth proportional to 612,380,279.70, 918,570,419.55 and 224,074,055.70 is: 336,111,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,380,279.70 : 918,570,419.55 = 224,074,055.70 : x
  2. Step 2: Convert to fraction form
    612,380,279.70/918,570,419.55 = 224,074,055.70/x
  3. Step 3: Cross multiply
    612,380,279.70x = 918,570,419.55 × 224,074,055.70
  4. Step 4: Simplify right side
    612,380,279.70x = 205,827,799,354,619,040
  5. Step 5: Solve for x
    x = 205,827,799,354,619,040/612,380,279.70
  6. Step 6: Final answer
    x = 336,111,083.55

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Similar ratio
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1.5x scale

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.