Home / 295,219,340.04-442,657,687.53-139,771,843.05

Finding the Fourth Proportional to 295,219,340.04, 442,657,687.53 and 139,771,843.05

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Solution

The fourth proportional to 295,219,340.04, 442,657,687.53 and 139,771,843.05 is: 209,576,651.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,219,340.04 : 442,657,687.53 = 139,771,843.05 : x
  2. Step 2: Convert to fraction form
    295,219,340.04/442,657,687.53 = 139,771,843.05/x
  3. Step 3: Cross multiply
    295,219,340.04x = 442,657,687.53 × 139,771,843.05
  4. Step 4: Simplify right side
    295,219,340.04x = 61,871,080,826,319,104
  5. Step 5: Solve for x
    x = 61,871,080,826,319,104/295,219,340.04
  6. Step 6: Final answer
    x = 209,576,651.78

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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.