Home / 193,506,566.40-267,039,427.20-105,400,291.20

Finding the Fourth Proportional to 193,506,566.40, 267,039,427.20 and 105,400,291.20

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Solution

The fourth proportional to 193,506,566.40, 267,039,427.20 and 105,400,291.20 is: 145,452,600.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,506,566.40 : 267,039,427.20 = 105,400,291.20 : x
  2. Step 2: Convert to fraction form
    193,506,566.40/267,039,427.20 = 105,400,291.20/x
  3. Step 3: Cross multiply
    193,506,566.40x = 267,039,427.20 × 105,400,291.20
  4. Step 4: Simplify right side
    193,506,566.40x = 28,146,033,388,761,200
  5. Step 5: Solve for x
    x = 28,146,033,388,761,200/193,506,566.40
  6. Step 6: Final answer
    x = 145,452,600.98

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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.