Home / 113,057,402.04-169,441,647.71-91,208,085.02

Finding the Fourth Proportional to 113,057,402.04, 169,441,647.71 and 91,208,085.02

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Solution

The fourth proportional to 113,057,402.04, 169,441,647.71 and 91,208,085.02 is: 136,695,589.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,057,402.04 : 169,441,647.71 = 91,208,085.02 : x
  2. Step 2: Convert to fraction form
    113,057,402.04/169,441,647.71 = 91,208,085.02/x
  3. Step 3: Cross multiply
    113,057,402.04x = 169,441,647.71 × 91,208,085.02
  4. Step 4: Simplify right side
    113,057,402.04x = 15,454,448,208,959,320
  5. Step 5: Solve for x
    x = 15,454,448,208,959,320/113,057,402.04
  6. Step 6: Final answer
    x = 136,695,589.41

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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.