Home / 231,883,484.77-319,997,322.71-127,460,445.85

Finding the Fourth Proportional to 231,883,484.77, 319,997,322.71 and 127,460,445.85

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Solution

The fourth proportional to 231,883,484.77, 319,997,322.71 and 127,460,445.85 is: 175,894,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,883,484.77 : 319,997,322.71 = 127,460,445.85 : x
  2. Step 2: Convert to fraction form
    231,883,484.77/319,997,322.71 = 127,460,445.85/x
  3. Step 3: Cross multiply
    231,883,484.77x = 319,997,322.71 × 127,460,445.85
  4. Step 4: Simplify right side
    231,883,484.77x = 40,787,001,421,822,944
  5. Step 5: Solve for x
    x = 40,787,001,421,822,944/231,883,484.77
  6. Step 6: Final answer
    x = 175,894,378.43

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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.