Home / 263,360,041.05-363,436,730.19-157,513,454.51

Finding the Fourth Proportional to 263,360,041.05, 363,436,730.19 and 157,513,454.51

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Solution

The fourth proportional to 263,360,041.05, 363,436,730.19 and 157,513,454.51 is: 217,368,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,360,041.05 : 363,436,730.19 = 157,513,454.51 : x
  2. Step 2: Convert to fraction form
    263,360,041.05/363,436,730.19 = 157,513,454.51/x
  3. Step 3: Cross multiply
    263,360,041.05x = 363,436,730.19 × 157,513,454.51
  4. Step 4: Simplify right side
    263,360,041.05x = 57,246,174,866,228,520
  5. Step 5: Solve for x
    x = 57,246,174,866,228,520/263,360,041.05
  6. Step 6: Final answer
    x = 217,368,491.58

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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.