Home / 292,480,652.52-403,387,955.28-257,122,859.76

Finding the Fourth Proportional to 292,480,652.52, 403,387,955.28 and 257,122,859.76

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Solution

The fourth proportional to 292,480,652.52, 403,387,955.28 and 257,122,859.76 is: 354,622,652.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,480,652.52 : 403,387,955.28 = 257,122,859.76 : x
  2. Step 2: Convert to fraction form
    292,480,652.52/403,387,955.28 = 257,122,859.76/x
  3. Step 3: Cross multiply
    292,480,652.52x = 403,387,955.28 × 257,122,859.76
  4. Step 4: Simplify right side
    292,480,652.52x = 103,720,264,654,332,576
  5. Step 5: Solve for x
    x = 103,720,264,654,332,576/292,480,652.52
  6. Step 6: Final answer
    x = 354,622,652.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.