Home / 210,542,115.03-290,528,620.18-116,454,237.22

Finding the Fourth Proportional to 210,542,115.03, 290,528,620.18 and 116,454,237.22

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Solution

The fourth proportional to 210,542,115.03, 290,528,620.18 and 116,454,237.22 is: 160,696,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,542,115.03 : 290,528,620.18 = 116,454,237.22 : x
  2. Step 2: Convert to fraction form
    210,542,115.03/290,528,620.18 = 116,454,237.22/x
  3. Step 3: Cross multiply
    210,542,115.03x = 290,528,620.18 × 116,454,237.22
  4. Step 4: Simplify right side
    210,542,115.03x = 33,833,288,853,641,000
  5. Step 5: Solve for x
    x = 33,833,288,853,641,000/210,542,115.03
  6. Step 6: Final answer
    x = 160,696,062.40

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1.5x scale

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.