Home / 109,312,090.80-150,850,678.80-59,752,673.28

Finding the Fourth Proportional to 109,312,090.80, 150,850,678.80 and 59,752,673.28

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Solution

The fourth proportional to 109,312,090.80, 150,850,678.80 and 59,752,673.28 is: 82,458,685.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,312,090.80 : 150,850,678.80 = 59,752,673.28 : x
  2. Step 2: Convert to fraction form
    109,312,090.80/150,850,678.80 = 59,752,673.28/x
  3. Step 3: Cross multiply
    109,312,090.80x = 150,850,678.80 × 59,752,673.28
  4. Step 4: Simplify right side
    109,312,090.80x = 9,013,731,324,402,624
  5. Step 5: Solve for x
    x = 9,013,731,324,402,624/109,312,090.80
  6. Step 6: Final answer
    x = 82,458,685.57

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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.