Home / 93,488,065.07-140,870,221.38-76,822,075.31

Finding the Fourth Proportional to 93,488,065.07, 140,870,221.38 and 76,822,075.31

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Solution

The fourth proportional to 93,488,065.07, 140,870,221.38 and 76,822,075.31 is: 115,757,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,488,065.07 : 140,870,221.38 = 76,822,075.31 : x
  2. Step 2: Convert to fraction form
    93,488,065.07/140,870,221.38 = 76,822,075.31/x
  3. Step 3: Cross multiply
    93,488,065.07x = 140,870,221.38 × 76,822,075.31
  4. Step 4: Simplify right side
    93,488,065.07x = 10,821,942,755,086,382
  5. Step 5: Solve for x
    x = 10,821,942,755,086,382/93,488,065.07
  6. Step 6: Final answer
    x = 115,757,479.28

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.