Home / 123,320,969.58-170,170,535.43-68,306,547.18

Finding the Fourth Proportional to 123,320,969.58, 170,170,535.43 and 68,306,547.18

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Solution

The fourth proportional to 123,320,969.58, 170,170,535.43 and 68,306,547.18 is: 94,256,165.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,320,969.58 : 170,170,535.43 = 68,306,547.18 : x
  2. Step 2: Convert to fraction form
    123,320,969.58/170,170,535.43 = 68,306,547.18/x
  3. Step 3: Cross multiply
    123,320,969.58x = 170,170,535.43 × 68,306,547.18
  4. Step 4: Simplify right side
    123,320,969.58x = 11,623,761,706,995,158
  5. Step 5: Solve for x
    x = 11,623,761,706,995,158/123,320,969.58
  6. Step 6: Final answer
    x = 94,256,165.41

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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.