Home / 163,531,433.72-225,708,302.76-93,955,178

Finding the Fourth Proportional to 163,531,433.72, 225,708,302.76 and 93,955,178

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Solution

The fourth proportional to 163,531,433.72, 225,708,302.76 and 93,955,178 is: 129,678,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,531,433.72 : 225,708,302.76 = 93,955,178 : x
  2. Step 2: Convert to fraction form
    163,531,433.72/225,708,302.76 = 93,955,178/x
  3. Step 3: Cross multiply
    163,531,433.72x = 225,708,302.76 × 93,955,178
  4. Step 4: Simplify right side
    163,531,433.72x = 21,206,463,761,893,692
  5. Step 5: Solve for x
    x = 21,206,463,761,893,692/163,531,433.72
  6. Step 6: Final answer
    x = 129,678,210.97

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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.