Home / 229,265,648.64-316,303,505.28-130,088,961.36

Finding the Fourth Proportional to 229,265,648.64, 316,303,505.28 and 130,088,961.36

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Solution

The fourth proportional to 229,265,648.64, 316,303,505.28 and 130,088,961.36 is: 179,475,620.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,265,648.64 : 316,303,505.28 = 130,088,961.36 : x
  2. Step 2: Convert to fraction form
    229,265,648.64/316,303,505.28 = 130,088,961.36/x
  3. Step 3: Cross multiply
    229,265,648.64x = 316,303,505.28 × 130,088,961.36
  4. Step 4: Simplify right side
    229,265,648.64x = 41,147,594,476,402,472
  5. Step 5: Solve for x
    x = 41,147,594,476,402,472/229,265,648.64
  6. Step 6: Final answer
    x = 179,475,620.18

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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.