Home / 123,700,568.02-170,702,107.18-68,699,967.46

Finding the Fourth Proportional to 123,700,568.02, 170,702,107.18 and 68,699,967.46

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Solution

The fourth proportional to 123,700,568.02, 170,702,107.18 and 68,699,967.46 is: 94,803,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,700,568.02 : 170,702,107.18 = 68,699,967.46 : x
  2. Step 2: Convert to fraction form
    123,700,568.02/170,702,107.18 = 68,699,967.46/x
  3. Step 3: Cross multiply
    123,700,568.02x = 170,702,107.18 × 68,699,967.46
  4. Step 4: Simplify right side
    123,700,568.02x = 11,727,229,208,619,432
  5. Step 5: Solve for x
    x = 11,727,229,208,619,432/123,700,568.02
  6. Step 6: Final answer
    x = 94,803,357.79

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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.