Home / 591,288,954.04-815,984,043.61-326,988,730.11

Finding the Fourth Proportional to 591,288,954.04, 815,984,043.61 and 326,988,730.11

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Solution

The fourth proportional to 591,288,954.04, 815,984,043.61 and 326,988,730.11 is: 451,247,371.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,288,954.04 : 815,984,043.61 = 326,988,730.11 : x
  2. Step 2: Convert to fraction form
    591,288,954.04/815,984,043.61 = 326,988,730.11/x
  3. Step 3: Cross multiply
    591,288,954.04x = 815,984,043.61 × 326,988,730.11
  4. Step 4: Simplify right side
    591,288,954.04x = 266,817,586,210,056,768
  5. Step 5: Solve for x
    x = 266,817,586,210,056,768/591,288,954.04
  6. Step 6: Final answer
    x = 451,247,371.34

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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.