Home / 118,556,434.80-177,547,636.80-82,062,578.16

Finding the Fourth Proportional to 118,556,434.80, 177,547,636.80 and 82,062,578.16

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Solution

The fourth proportional to 118,556,434.80, 177,547,636.80 and 82,062,578.16 is: 122,895,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,556,434.80 : 177,547,636.80 = 82,062,578.16 : x
  2. Step 2: Convert to fraction form
    118,556,434.80/177,547,636.80 = 82,062,578.16/x
  3. Step 3: Cross multiply
    118,556,434.80x = 177,547,636.80 × 82,062,578.16
  4. Step 4: Simplify right side
    118,556,434.80x = 14,570,016,822,023,292
  5. Step 5: Solve for x
    x = 14,570,016,822,023,292/118,556,434.80
  6. Step 6: Final answer
    x = 122,895,200.47

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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.