Home / 247,853,823.23-342,036,384.66-136,342,262.90

Finding the Fourth Proportional to 247,853,823.23, 342,036,384.66 and 136,342,262.90

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Solution

The fourth proportional to 247,853,823.23, 342,036,384.66 and 136,342,262.90 is: 188,151,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,853,823.23 : 342,036,384.66 = 136,342,262.90 : x
  2. Step 2: Convert to fraction form
    247,853,823.23/342,036,384.66 = 136,342,262.90/x
  3. Step 3: Cross multiply
    247,853,823.23x = 342,036,384.66 × 136,342,262.90
  4. Step 4: Simplify right side
    247,853,823.23x = 46,634,014,676,969,072
  5. Step 5: Solve for x
    x = 46,634,014,676,969,072/247,853,823.23
  6. Step 6: Final answer
    x = 188,151,282.36

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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.