Home / 2,512,191,947.56-3,768,849,945.06-765,531,385

Finding the Fourth Proportional to 2,512,191,947.56, 3,768,849,945.06 and 765,531,385

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Solution

The fourth proportional to 2,512,191,947.56, 3,768,849,945.06 and 765,531,385 is: 1,148,468,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,191,947.56 : 3,768,849,945.06 = 765,531,385 : x
  2. Step 2: Convert to fraction form
    2,512,191,947.56/3,768,849,945.06 = 765,531,385/x
  3. Step 3: Cross multiply
    2,512,191,947.56x = 3,768,849,945.06 × 765,531,385
  4. Step 4: Simplify right side
    2,512,191,947.56x = 2,885,172,918,298,955,776
  5. Step 5: Solve for x
    x = 2,885,172,918,298,955,776/2,512,191,947.56
  6. Step 6: Final answer
    x = 1,148,468,341.00

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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.