Home / 233,180,795.52-321,817,869.12-135,395,648.64

Finding the Fourth Proportional to 233,180,795.52, 321,817,869.12 and 135,395,648.64

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Solution

The fourth proportional to 233,180,795.52, 321,817,869.12 and 135,395,648.64 is: 186,862,468.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,180,795.52 : 321,817,869.12 = 135,395,648.64 : x
  2. Step 2: Convert to fraction form
    233,180,795.52/321,817,869.12 = 135,395,648.64/x
  3. Step 3: Cross multiply
    233,180,795.52x = 321,817,869.12 × 135,395,648.64
  4. Step 4: Simplify right side
    233,180,795.52x = 43,572,739,133,445,024
  5. Step 5: Solve for x
    x = 43,572,739,133,445,024/233,180,795.52
  6. Step 6: Final answer
    x = 186,862,468.83

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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.