Home / 144,192,894.24-198,919,492.56-127,689,837.60

Finding the Fourth Proportional to 144,192,894.24, 198,919,492.56 and 127,689,837.60

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Solution

The fourth proportional to 144,192,894.24, 198,919,492.56 and 127,689,837.60 is: 176,152,908.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,192,894.24 : 198,919,492.56 = 127,689,837.60 : x
  2. Step 2: Convert to fraction form
    144,192,894.24/198,919,492.56 = 127,689,837.60/x
  3. Step 3: Cross multiply
    144,192,894.24x = 198,919,492.56 × 127,689,837.60
  4. Step 4: Simplify right side
    144,192,894.24x = 25,399,997,700,460,808
  5. Step 5: Solve for x
    x = 25,399,997,700,460,808/144,192,894.24
  6. Step 6: Final answer
    x = 176,152,908.47

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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.