Home / 257,501,184.74-355,360,979.48-147,514,155.38

Finding the Fourth Proportional to 257,501,184.74, 355,360,979.48 and 147,514,155.38

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Solution

The fourth proportional to 257,501,184.74, 355,360,979.48 and 147,514,155.38 is: 203,574,887.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,501,184.74 : 355,360,979.48 = 147,514,155.38 : x
  2. Step 2: Convert to fraction form
    257,501,184.74/355,360,979.48 = 147,514,155.38/x
  3. Step 3: Cross multiply
    257,501,184.74x = 355,360,979.48 × 147,514,155.38
  4. Step 4: Simplify right side
    257,501,184.74x = 52,420,774,743,001,712
  5. Step 5: Solve for x
    x = 52,420,774,743,001,712/257,501,184.74
  6. Step 6: Final answer
    x = 203,574,887.61

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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.