Home / 122,528,984.61-169,090,002.21-67,524,841.11

Finding the Fourth Proportional to 122,528,984.61, 169,090,002.21 and 67,524,841.11

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Solution

The fourth proportional to 122,528,984.61, 169,090,002.21 and 67,524,841.11 is: 93,184,282.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,528,984.61 : 169,090,002.21 = 67,524,841.11 : x
  2. Step 2: Convert to fraction form
    122,528,984.61/169,090,002.21 = 67,524,841.11/x
  3. Step 3: Cross multiply
    122,528,984.61x = 169,090,002.21 × 67,524,841.11
  4. Step 4: Simplify right side
    122,528,984.61x = 11,417,775,532,519,800
  5. Step 5: Solve for x
    x = 11,417,775,532,519,800/122,528,984.61
  6. Step 6: Final answer
    x = 93,184,282.63

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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.