Home / 147,554,418.40-203,642,368.32-122,730,809.92

Finding the Fourth Proportional to 147,554,418.40, 203,642,368.32 and 122,730,809.92

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Solution

The fourth proportional to 147,554,418.40, 203,642,368.32 and 122,730,809.92 is: 169,382,883.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,554,418.40 : 203,642,368.32 = 122,730,809.92 : x
  2. Step 2: Convert to fraction form
    147,554,418.40/203,642,368.32 = 122,730,809.92/x
  3. Step 3: Cross multiply
    147,554,418.40x = 203,642,368.32 × 122,730,809.92
  4. Step 4: Simplify right side
    147,554,418.40x = 24,993,192,797,940,548
  5. Step 5: Solve for x
    x = 24,993,192,797,940,548/147,554,418.40
  6. Step 6: Final answer
    x = 169,382,883.07

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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.