Home / 179,516,480.40-247,722,063.66-104,156,970.48

Finding the Fourth Proportional to 179,516,480.40, 247,722,063.66 and 104,156,970.48

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Solution

The fourth proportional to 179,516,480.40, 247,722,063.66 and 104,156,970.48 is: 143,730,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,516,480.40 : 247,722,063.66 = 104,156,970.48 : x
  2. Step 2: Convert to fraction form
    179,516,480.40/247,722,063.66 = 104,156,970.48/x
  3. Step 3: Cross multiply
    179,516,480.40x = 247,722,063.66 × 104,156,970.48
  4. Step 4: Simplify right side
    179,516,480.40x = 25,801,979,671,879,300
  5. Step 5: Solve for x
    x = 25,801,979,671,879,300/179,516,480.40
  6. Step 6: Final answer
    x = 143,730,423.05

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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.