Home / 310,069,822.14-465,172,835.91-91,703,139.78

Finding the Fourth Proportional to 310,069,822.14, 465,172,835.91 and 91,703,139.78

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Solution

The fourth proportional to 310,069,822.14, 465,172,835.91 and 91,703,139.78 is: 137,574,851.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,069,822.14 : 465,172,835.91 = 91,703,139.78 : x
  2. Step 2: Convert to fraction form
    310,069,822.14/465,172,835.91 = 91,703,139.78/x
  3. Step 3: Cross multiply
    310,069,822.14x = 465,172,835.91 × 91,703,139.78
  4. Step 4: Simplify right side
    310,069,822.14x = 42,657,809,593,313,736
  5. Step 5: Solve for x
    x = 42,657,809,593,313,736/310,069,822.14
  6. Step 6: Final answer
    x = 137,574,851.04

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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.