Home / 147,851,445.36-204,026,729.37-80,857,172.77

Finding the Fourth Proportional to 147,851,445.36, 204,026,729.37 and 80,857,172.77

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Solution

The fourth proportional to 147,851,445.36, 204,026,729.37 and 80,857,172.77 is: 111,578,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,851,445.36 : 204,026,729.37 = 80,857,172.77 : x
  2. Step 2: Convert to fraction form
    147,851,445.36/204,026,729.37 = 80,857,172.77/x
  3. Step 3: Cross multiply
    147,851,445.36x = 204,026,729.37 × 80,857,172.77
  4. Step 4: Simplify right side
    147,851,445.36x = 16,497,024,506,623,156
  5. Step 5: Solve for x
    x = 16,497,024,506,623,156/147,851,445.36
  6. Step 6: Final answer
    x = 111,578,378.33

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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.