Home / 108,649,884.47-163,018,368.95-39,567,493.44

Finding the Fourth Proportional to 108,649,884.47, 163,018,368.95 and 39,567,493.44

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Solution

The fourth proportional to 108,649,884.47, 163,018,368.95 and 39,567,493.44 is: 59,367,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,649,884.47 : 163,018,368.95 = 39,567,493.44 : x
  2. Step 2: Convert to fraction form
    108,649,884.47/163,018,368.95 = 39,567,493.44/x
  3. Step 3: Cross multiply
    108,649,884.47x = 163,018,368.95 × 39,567,493.44
  4. Step 4: Simplify right side
    108,649,884.47x = 6,450,228,243,830,787
  5. Step 5: Solve for x
    x = 6,450,228,243,830,787/108,649,884.47
  6. Step 6: Final answer
    x = 59,367,097.13

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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.