Home / 257,501,144.61-355,360,924.10-147,514,115.25

Finding the Fourth Proportional to 257,501,144.61, 355,360,924.10 and 147,514,115.25

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Solution

The fourth proportional to 257,501,144.61, 355,360,924.10 and 147,514,115.25 is: 203,574,832.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,501,144.61 : 355,360,924.10 = 147,514,115.25 : x
  2. Step 2: Convert to fraction form
    257,501,144.61/355,360,924.10 = 147,514,115.25/x
  3. Step 3: Cross multiply
    257,501,144.61x = 355,360,924.10 × 147,514,115.25
  4. Step 4: Simplify right side
    257,501,144.61x = 52,420,752,313,402,688
  5. Step 5: Solve for x
    x = 52,420,752,313,402,688/257,501,144.61
  6. Step 6: Final answer
    x = 203,574,832.23

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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.