Home / 259,594,515,356.28-358,242,534,604.08-143,853,208,310.08

Finding the Fourth Proportional to 259,594,515,356.28, 358,242,534,604.08 and 143,853,208,310.08

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Solution

The fourth proportional to 259,594,515,356.28, 358,242,534,604.08 and 143,853,208,310.08 is: 198,518,593,065.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,594,515,356.28 : 358,242,534,604.08 = 143,853,208,310.08 : x
  2. Step 2: Convert to fraction form
    259,594,515,356.28/358,242,534,604.08 = 143,853,208,310.08/x
  3. Step 3: Cross multiply
    259,594,515,356.28x = 358,242,534,604.08 × 143,853,208,310.08
  4. Step 4: Simplify right side
    259,594,515,356.28x = 51,534,337,955,931,764,031,488
  5. Step 5: Solve for x
    x = 51,534,337,955,931,764,031,488/259,594,515,356.28
  6. Step 6: Final answer
    x = 198,518,593,065.05

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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.