Home / 142,083,043.80-213,124,573.80-34,377,667.80

Finding the Fourth Proportional to 142,083,043.80, 213,124,573.80 and 34,377,667.80

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Solution

The fourth proportional to 142,083,043.80, 213,124,573.80 and 34,377,667.80 is: 51,566,503.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,083,043.80 : 213,124,573.80 = 34,377,667.80 : x
  2. Step 2: Convert to fraction form
    142,083,043.80/213,124,573.80 = 34,377,667.80/x
  3. Step 3: Cross multiply
    142,083,043.80x = 213,124,573.80 × 34,377,667.80
  4. Step 4: Simplify right side
    142,083,043.80x = 7,326,725,798,112,983
  5. Step 5: Solve for x
    x = 7,326,725,798,112,983/142,083,043.80
  6. Step 6: Final answer
    x = 51,566,503.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.