Home / 113,538,066.80-170,307,100.20-52,959,916.40

Finding the Fourth Proportional to 113,538,066.80, 170,307,100.20 and 52,959,916.40

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Solution

The fourth proportional to 113,538,066.80, 170,307,100.20 and 52,959,916.40 is: 79,439,874.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,538,066.80 : 170,307,100.20 = 52,959,916.40 : x
  2. Step 2: Convert to fraction form
    113,538,066.80/170,307,100.20 = 52,959,916.40/x
  3. Step 3: Cross multiply
    113,538,066.80x = 170,307,100.20 × 52,959,916.40
  4. Step 4: Simplify right side
    113,538,066.80x = 9,019,449,788,918,422
  5. Step 5: Solve for x
    x = 9,019,449,788,918,422/113,538,066.80
  6. Step 6: Final answer
    x = 79,439,874.60

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1.5x scale

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.