Home / 286,359,129.91-395,164,475.13-175,036,362.97

Finding the Fourth Proportional to 286,359,129.91, 395,164,475.13 and 175,036,362.97

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Solution

The fourth proportional to 286,359,129.91, 395,164,475.13 and 175,036,362.97 is: 241,543,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,359,129.91 : 395,164,475.13 = 175,036,362.97 : x
  2. Step 2: Convert to fraction form
    286,359,129.91/395,164,475.13 = 175,036,362.97/x
  3. Step 3: Cross multiply
    286,359,129.91x = 395,164,475.13 × 175,036,362.97
  4. Step 4: Simplify right side
    286,359,129.91x = 69,168,152,501,704,216
  5. Step 5: Solve for x
    x = 69,168,152,501,704,216/286,359,129.91
  6. Step 6: Final answer
    x = 241,543,381.29

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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.