Home / 523,298,150.40-785,062,126.08-154,804,254.72

Finding the Fourth Proportional to 523,298,150.40, 785,062,126.08 and 154,804,254.72

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Solution

The fourth proportional to 523,298,150.40, 785,062,126.08 and 154,804,254.72 is: 232,240,372.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,298,150.40 : 785,062,126.08 = 154,804,254.72 : x
  2. Step 2: Convert to fraction form
    523,298,150.40/785,062,126.08 = 154,804,254.72/x
  3. Step 3: Cross multiply
    523,298,150.40x = 785,062,126.08 × 154,804,254.72
  4. Step 4: Simplify right side
    523,298,150.40x = 121,530,957,336,713,088
  5. Step 5: Solve for x
    x = 121,530,957,336,713,088/523,298,150.40
  6. Step 6: Final answer
    x = 232,240,372.42

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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.