Home / 855,182,799.46-1,282,778,470.42-302,485,737.17

Finding the Fourth Proportional to 855,182,799.46, 1,282,778,470.42 and 302,485,737.17

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Solution

The fourth proportional to 855,182,799.46, 1,282,778,470.42 and 302,485,737.17 is: 453,730,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,182,799.46 : 1,282,778,470.42 = 302,485,737.17 : x
  2. Step 2: Convert to fraction form
    855,182,799.46/1,282,778,470.42 = 302,485,737.17/x
  3. Step 3: Cross multiply
    855,182,799.46x = 1,282,778,470.42 × 302,485,737.17
  4. Step 4: Simplify right side
    855,182,799.46x = 388,022,191,254,973,632
  5. Step 5: Solve for x
    x = 388,022,191,254,973,632/855,182,799.46
  6. Step 6: Final answer
    x = 453,730,116.53

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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.