Home / 413,640,248.13-620,298,943.50-180,542,254.05

Finding the Fourth Proportional to 413,640,248.13, 620,298,943.50 and 180,542,254.05

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Solution

The fourth proportional to 413,640,248.13, 620,298,943.50 and 180,542,254.05 is: 270,742,922.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,640,248.13 : 620,298,943.50 = 180,542,254.05 : x
  2. Step 2: Convert to fraction form
    413,640,248.13/620,298,943.50 = 180,542,254.05/x
  3. Step 3: Cross multiply
    413,640,248.13x = 620,298,943.50 × 180,542,254.05
  4. Step 4: Simplify right side
    413,640,248.13x = 111,990,169,444,323,600
  5. Step 5: Solve for x
    x = 111,990,169,444,323,600/413,640,248.13
  6. Step 6: Final answer
    x = 270,742,922.02

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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.