Home / 668,908,459.07-1,003,372,778.87-232,223,014.85

Finding the Fourth Proportional to 668,908,459.07, 1,003,372,778.87 and 232,223,014.85

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Solution

The fourth proportional to 668,908,459.07, 1,003,372,778.87 and 232,223,014.85 is: 348,338,025.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,908,459.07 : 1,003,372,778.87 = 232,223,014.85 : x
  2. Step 2: Convert to fraction form
    668,908,459.07/1,003,372,778.87 = 232,223,014.85/x
  3. Step 3: Cross multiply
    668,908,459.07x = 1,003,372,778.87 × 232,223,014.85
  4. Step 4: Simplify right side
    668,908,459.07x = 233,006,251,722,596,928
  5. Step 5: Solve for x
    x = 233,006,251,722,596,928/668,908,459.07
  6. Step 6: Final answer
    x = 348,338,025.28

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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.