Home / 210,845,843.60-316,445,712.60-103,232,454.80

Finding the Fourth Proportional to 210,845,843.60, 316,445,712.60 and 103,232,454.80

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Solution

The fourth proportional to 210,845,843.60, 316,445,712.60 and 103,232,454.80 is: 154,935,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,845,843.60 : 316,445,712.60 = 103,232,454.80 : x
  2. Step 2: Convert to fraction form
    210,845,843.60/316,445,712.60 = 103,232,454.80/x
  3. Step 3: Cross multiply
    210,845,843.60x = 316,445,712.60 × 103,232,454.80
  4. Step 4: Simplify right side
    210,845,843.60x = 32,667,467,722,633,292
  5. Step 5: Solve for x
    x = 32,667,467,722,633,292/210,845,843.60
  6. Step 6: Final answer
    x = 154,935,317.50

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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.