Home / 371,919,041.45-557,959,274.77-113,127,535.64

Finding the Fourth Proportional to 371,919,041.45, 557,959,274.77 and 113,127,535.64

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Solution

The fourth proportional to 371,919,041.45, 557,959,274.77 and 113,127,535.64 is: 169,715,854.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,919,041.45 : 557,959,274.77 = 113,127,535.64 : x
  2. Step 2: Convert to fraction form
    371,919,041.45/557,959,274.77 = 113,127,535.64/x
  3. Step 3: Cross multiply
    371,919,041.45x = 557,959,274.77 × 113,127,535.64
  4. Step 4: Simplify right side
    371,919,041.45x = 63,120,557,739,139,120
  5. Step 5: Solve for x
    x = 63,120,557,739,139,120/371,919,041.45
  6. Step 6: Final answer
    x = 169,715,854.00

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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.