Home / 163,068,996.89-225,044,527.14-93,465,972.29

Finding the Fourth Proportional to 163,068,996.89, 225,044,527.14 and 93,465,972.29

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Solution

The fourth proportional to 163,068,996.89, 225,044,527.14 and 93,465,972.29 is: 128,988,378.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,068,996.89 : 225,044,527.14 = 93,465,972.29 : x
  2. Step 2: Convert to fraction form
    163,068,996.89/225,044,527.14 = 93,465,972.29/x
  3. Step 3: Cross multiply
    163,068,996.89x = 225,044,527.14 × 93,465,972.29
  4. Step 4: Simplify right side
    163,068,996.89x = 21,034,005,536,558,168
  5. Step 5: Solve for x
    x = 21,034,005,536,558,168/163,068,996.89
  6. Step 6: Final answer
    x = 128,988,378.77

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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.