Home / 1,308,170,844.68-1,962,547,932.52-375,420,981.62

Finding the Fourth Proportional to 1,308,170,844.68, 1,962,547,932.52 and 375,420,981.62

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Solution

The fourth proportional to 1,308,170,844.68, 1,962,547,932.52 and 375,420,981.62 is: 563,215,175.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,170,844.68 : 1,962,547,932.52 = 375,420,981.62 : x
  2. Step 2: Convert to fraction form
    1,308,170,844.68/1,962,547,932.52 = 375,420,981.62/x
  3. Step 3: Cross multiply
    1,308,170,844.68x = 1,962,547,932.52 × 375,420,981.62
  4. Step 4: Simplify right side
    1,308,170,844.68x = 736,781,671,302,959,872
  5. Step 5: Solve for x
    x = 736,781,671,302,959,872/1,308,170,844.68
  6. Step 6: Final answer
    x = 563,215,175.07

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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.