Home / 213,867,073-295,377,292.74-144,538,823.08

Finding the Fourth Proportional to 213,867,073, 295,377,292.74 and 144,538,823.08

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Solution

The fourth proportional to 213,867,073, 295,377,292.74 and 144,538,823.08 is: 199,626,270.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,867,073 : 295,377,292.74 = 144,538,823.08 : x
  2. Step 2: Convert to fraction form
    213,867,073/295,377,292.74 = 144,538,823.08/x
  3. Step 3: Cross multiply
    213,867,073x = 295,377,292.74 × 144,538,823.08
  4. Step 4: Simplify right side
    213,867,073x = 42,693,486,257,196,232
  5. Step 5: Solve for x
    x = 42,693,486,257,196,232/213,867,073
  6. Step 6: Final answer
    x = 199,626,270.93

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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.