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Finding the Fourth Proportional to 228,673,799.04, 342,817,866.48 and 99,183,881.28

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Solution

The fourth proportional to 228,673,799.04, 342,817,866.48 and 99,183,881.28 is: 148,692,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,673,799.04 : 342,817,866.48 = 99,183,881.28 : x
  2. Step 2: Convert to fraction form
    228,673,799.04/342,817,866.48 = 99,183,881.28/x
  3. Step 3: Cross multiply
    228,673,799.04x = 342,817,866.48 × 99,183,881.28
  4. Step 4: Simplify right side
    228,673,799.04x = 34,002,006,569,615,212
  5. Step 5: Solve for x
    x = 34,002,006,569,615,212/228,673,799.04
  6. Step 6: Final answer
    x = 148,692,183.85

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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.