Home / 541,189,646.02-812,091,559.55-292,191,587.55

Finding the Fourth Proportional to 541,189,646.02, 812,091,559.55 and 292,191,587.55

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Solution

The fourth proportional to 541,189,646.02, 812,091,559.55 and 292,191,587.55 is: 438,453,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,189,646.02 : 812,091,559.55 = 292,191,587.55 : x
  2. Step 2: Convert to fraction form
    541,189,646.02/812,091,559.55 = 292,191,587.55/x
  3. Step 3: Cross multiply
    541,189,646.02x = 812,091,559.55 × 292,191,587.55
  4. Step 4: Simplify right side
    541,189,646.02x = 237,286,322,015,348,448
  5. Step 5: Solve for x
    x = 237,286,322,015,348,448/541,189,646.02
  6. Step 6: Final answer
    x = 438,453,181.36

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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.