Home / 146,663,407.80-219,995,111.70-49,622,281.20

Finding the Fourth Proportional to 146,663,407.80, 219,995,111.70 and 49,622,281.20

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Solution

The fourth proportional to 146,663,407.80, 219,995,111.70 and 49,622,281.20 is: 74,433,421.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,663,407.80 : 219,995,111.70 = 49,622,281.20 : x
  2. Step 2: Convert to fraction form
    146,663,407.80/219,995,111.70 = 49,622,281.20/x
  3. Step 3: Cross multiply
    146,663,407.80x = 219,995,111.70 × 49,622,281.20
  4. Step 4: Simplify right side
    146,663,407.80x = 10,916,659,295,402,810
  5. Step 5: Solve for x
    x = 10,916,659,295,402,810/146,663,407.80
  6. Step 6: Final answer
    x = 74,433,421.80

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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.