Home / 116,338,517.15-160,547,114.50-64,128,424.70

Finding the Fourth Proportional to 116,338,517.15, 160,547,114.50 and 64,128,424.70

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Solution

The fourth proportional to 116,338,517.15, 160,547,114.50 and 64,128,424.70 is: 88,497,204.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,338,517.15 : 160,547,114.50 = 64,128,424.70 : x
  2. Step 2: Convert to fraction form
    116,338,517.15/160,547,114.50 = 64,128,424.70/x
  3. Step 3: Cross multiply
    116,338,517.15x = 160,547,114.50 × 64,128,424.70
  4. Step 4: Simplify right side
    116,338,517.15x = 10,295,633,543,256,576
  5. Step 5: Solve for x
    x = 10,295,633,543,256,576/116,338,517.15
  6. Step 6: Final answer
    x = 88,497,204.50

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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.