Home / 261,303,695.60-360,596,238.32-143,826,514.16

Finding the Fourth Proportional to 261,303,695.60, 360,596,238.32 and 143,826,514.16

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Solution

The fourth proportional to 261,303,695.60, 360,596,238.32 and 143,826,514.16 is: 198,479,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,303,695.60 : 360,596,238.32 = 143,826,514.16 : x
  2. Step 2: Convert to fraction form
    261,303,695.60/360,596,238.32 = 143,826,514.16/x
  3. Step 3: Cross multiply
    261,303,695.60x = 360,596,238.32 × 143,826,514.16
  4. Step 4: Simplify right side
    261,303,695.60x = 51,863,299,976,774,216
  5. Step 5: Solve for x
    x = 51,863,299,976,774,216/261,303,695.60
  6. Step 6: Final answer
    x = 198,479,014.46

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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.