Home / 121,730,220.63-182,655,211.01-57,022,839.27

Finding the Fourth Proportional to 121,730,220.63, 182,655,211.01 and 57,022,839.27

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Solution

The fourth proportional to 121,730,220.63, 182,655,211.01 and 57,022,839.27 is: 85,562,308.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,730,220.63 : 182,655,211.01 = 57,022,839.27 : x
  2. Step 2: Convert to fraction form
    121,730,220.63/182,655,211.01 = 57,022,839.27/x
  3. Step 3: Cross multiply
    121,730,220.63x = 182,655,211.01 × 57,022,839.27
  4. Step 4: Simplify right side
    121,730,220.63x = 10,415,518,738,966,050
  5. Step 5: Solve for x
    x = 10,415,518,738,966,050/121,730,220.63
  6. Step 6: Final answer
    x = 85,562,308.89

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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.