Home / 1,878,775,960.75-2,818,145,996.48-1,142,049,275.17

Finding the Fourth Proportional to 1,878,775,960.75, 2,818,145,996.48 and 1,142,049,275.17

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Solution

The fourth proportional to 1,878,775,960.75, 2,818,145,996.48 and 1,142,049,275.17 is: 1,713,063,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,775,960.75 : 2,818,145,996.48 = 1,142,049,275.17 : x
  2. Step 2: Convert to fraction form
    1,878,775,960.75/2,818,145,996.48 = 1,142,049,275.17/x
  3. Step 3: Cross multiply
    1,878,775,960.75x = 2,818,145,996.48 × 1,142,049,275.17
  4. Step 4: Simplify right side
    1,878,775,960.75x = 3,218,461,592,599,031,296
  5. Step 5: Solve for x
    x = 3,218,461,592,599,031,296/1,878,775,960.75
  6. Step 6: Final answer
    x = 1,713,063,004.77

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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.