Home / 292,032,077.10-438,048,115.65-177,146,342.70

Finding the Fourth Proportional to 292,032,077.10, 438,048,115.65 and 177,146,342.70

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Solution

The fourth proportional to 292,032,077.10, 438,048,115.65 and 177,146,342.70 is: 265,719,514.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,032,077.10 : 438,048,115.65 = 177,146,342.70 : x
  2. Step 2: Convert to fraction form
    292,032,077.10/438,048,115.65 = 177,146,342.70/x
  3. Step 3: Cross multiply
    292,032,077.10x = 438,048,115.65 × 177,146,342.70
  4. Step 4: Simplify right side
    292,032,077.10x = 77,598,621,614,024,128
  5. Step 5: Solve for x
    x = 77,598,621,614,024,128/292,032,077.10
  6. Step 6: Final answer
    x = 265,719,514.05

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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.