Home / 126,564,293.70-174,686,044.14-77,020,630.11

Finding the Fourth Proportional to 126,564,293.70, 174,686,044.14 and 77,020,630.11

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Solution

The fourth proportional to 126,564,293.70, 174,686,044.14 and 77,020,630.11 is: 106,305,094.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,564,293.70 : 174,686,044.14 = 77,020,630.11 : x
  2. Step 2: Convert to fraction form
    126,564,293.70/174,686,044.14 = 77,020,630.11/x
  3. Step 3: Cross multiply
    126,564,293.70x = 174,686,044.14 × 77,020,630.11
  4. Step 4: Simplify right side
    126,564,293.70x = 13,454,429,191,086,072
  5. Step 5: Solve for x
    x = 13,454,429,191,086,072/126,564,293.70
  6. Step 6: Final answer
    x = 106,305,094.41

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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.