Home / 161,764,140.80-242,646,211.20-46,752,435.20

Finding the Fourth Proportional to 161,764,140.80, 242,646,211.20 and 46,752,435.20

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Solution

The fourth proportional to 161,764,140.80, 242,646,211.20 and 46,752,435.20 is: 70,128,652.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,764,140.80 : 242,646,211.20 = 46,752,435.20 : x
  2. Step 2: Convert to fraction form
    161,764,140.80/242,646,211.20 = 46,752,435.20/x
  3. Step 3: Cross multiply
    161,764,140.80x = 242,646,211.20 × 46,752,435.20
  4. Step 4: Simplify right side
    161,764,140.80x = 11,344,301,265,653,514
  5. Step 5: Solve for x
    x = 11,344,301,265,653,514/161,764,140.80
  6. Step 6: Final answer
    x = 70,128,652.80

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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.