Home / 310,453,498.56-465,680,248.29-126,177,800.75

Finding the Fourth Proportional to 310,453,498.56, 465,680,248.29 and 126,177,800.75

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Solution

The fourth proportional to 310,453,498.56, 465,680,248.29 and 126,177,800.75 is: 189,266,701.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,453,498.56 : 465,680,248.29 = 126,177,800.75 : x
  2. Step 2: Convert to fraction form
    310,453,498.56/465,680,248.29 = 126,177,800.75/x
  3. Step 3: Cross multiply
    310,453,498.56x = 465,680,248.29 × 126,177,800.75
  4. Step 4: Simplify right side
    310,453,498.56x = 58,758,509,579,617,752
  5. Step 5: Solve for x
    x = 58,758,509,579,617,752/310,453,498.56
  6. Step 6: Final answer
    x = 189,266,701.30

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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.