Home / 292,930,541.20-438,758,082.60-177,714,132.40

Finding the Fourth Proportional to 292,930,541.20, 438,758,082.60 and 177,714,132.40

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Solution

The fourth proportional to 292,930,541.20, 438,758,082.60 and 177,714,132.40 is: 266,184,303.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,930,541.20 : 438,758,082.60 = 177,714,132.40 : x
  2. Step 2: Convert to fraction form
    292,930,541.20/438,758,082.60 = 177,714,132.40/x
  3. Step 3: Cross multiply
    292,930,541.20x = 438,758,082.60 × 177,714,132.40
  4. Step 4: Simplify right side
    292,930,541.20x = 77,973,511,982,746,544
  5. Step 5: Solve for x
    x = 77,973,511,982,746,544/292,930,541.20
  6. Step 6: Final answer
    x = 266,184,303.16

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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.