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Finding the Fourth Proportional to 628,275,458.93, 866,992,159.22 and 360,159,073.44

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Solution

The fourth proportional to 628,275,458.93, 866,992,159.22 and 360,159,073.44 is: 497,003,485.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,275,458.93 : 866,992,159.22 = 360,159,073.44 : x
  2. Step 2: Convert to fraction form
    628,275,458.93/866,992,159.22 = 360,159,073.44/x
  3. Step 3: Cross multiply
    628,275,458.93x = 866,992,159.22 × 360,159,073.44
  4. Step 4: Simplify right side
    628,275,458.93x = 312,255,092,742,323,008
  5. Step 5: Solve for x
    x = 312,255,092,742,323,008/628,275,458.93
  6. Step 6: Final answer
    x = 497,003,485.18

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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.