Home / 166,377,712.02-249,589,279.08-69,310,719.60

Finding the Fourth Proportional to 166,377,712.02, 249,589,279.08 and 69,310,719.60

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Solution

The fourth proportional to 166,377,712.02, 249,589,279.08 and 69,310,719.60 is: 103,975,540.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,377,712.02 : 249,589,279.08 = 69,310,719.60 : x
  2. Step 2: Convert to fraction form
    166,377,712.02/249,589,279.08 = 69,310,719.60/x
  3. Step 3: Cross multiply
    166,377,712.02x = 249,589,279.08 × 69,310,719.60
  4. Step 4: Simplify right side
    166,377,712.02x = 17,299,212,537,480,026
  5. Step 5: Solve for x
    x = 17,299,212,537,480,026/166,377,712.02
  6. Step 6: Final answer
    x = 103,975,540.52

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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.