Home / 116,421,016.50-174,752,649.45-85,750,228.26

Finding the Fourth Proportional to 116,421,016.50, 174,752,649.45 and 85,750,228.26

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Solution

The fourth proportional to 116,421,016.50, 174,752,649.45 and 85,750,228.26 is: 128,714,557.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,421,016.50 : 174,752,649.45 = 85,750,228.26 : x
  2. Step 2: Convert to fraction form
    116,421,016.50/174,752,649.45 = 85,750,228.26/x
  3. Step 3: Cross multiply
    116,421,016.50x = 174,752,649.45 × 85,750,228.26
  4. Step 4: Simplify right side
    116,421,016.50x = 14,985,079,579,377,264
  5. Step 5: Solve for x
    x = 14,985,079,579,377,264/116,421,016.50
  6. Step 6: Final answer
    x = 128,714,557.13

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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.