Home / 142,083,037.80-213,124,564.80-34,377,661.80

Finding the Fourth Proportional to 142,083,037.80, 213,124,564.80 and 34,377,661.80

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Solution

The fourth proportional to 142,083,037.80, 213,124,564.80 and 34,377,661.80 is: 51,566,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,083,037.80 : 213,124,564.80 = 34,377,661.80 : x
  2. Step 2: Convert to fraction form
    142,083,037.80/213,124,564.80 = 34,377,661.80/x
  3. Step 3: Cross multiply
    142,083,037.80x = 213,124,564.80 × 34,377,661.80
  4. Step 4: Simplify right side
    142,083,037.80x = 7,326,724,209,966,584
  5. Step 5: Solve for x
    x = 7,326,724,209,966,584/142,083,037.80
  6. Step 6: Final answer
    x = 51,566,494.66

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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.