Home / 211,348,213.60-291,662,647.50-118,526,728.54

Finding the Fourth Proportional to 211,348,213.60, 291,662,647.50 and 118,526,728.54

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Solution

The fourth proportional to 211,348,213.60, 291,662,647.50 and 118,526,728.54 is: 163,568,070.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,348,213.60 : 291,662,647.50 = 118,526,728.54 : x
  2. Step 2: Convert to fraction form
    211,348,213.60/291,662,647.50 = 118,526,728.54/x
  3. Step 3: Cross multiply
    211,348,213.60x = 291,662,647.50 × 118,526,728.54
  4. Step 4: Simplify right side
    211,348,213.60x = 34,569,819,445,490,212
  5. Step 5: Solve for x
    x = 34,569,819,445,490,212/211,348,213.60
  6. Step 6: Final answer
    x = 163,568,070.23

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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.