Home / 767,938,398.68-1,059,754,305.48-433,481,320.28

Finding the Fourth Proportional to 767,938,398.68, 1,059,754,305.48 and 433,481,320.28

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Solution

The fourth proportional to 767,938,398.68, 1,059,754,305.48 and 433,481,320.28 is: 598,203,835.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,938,398.68 : 1,059,754,305.48 = 433,481,320.28 : x
  2. Step 2: Convert to fraction form
    767,938,398.68/1,059,754,305.48 = 433,481,320.28/x
  3. Step 3: Cross multiply
    767,938,398.68x = 1,059,754,305.48 × 433,481,320.28
  4. Step 4: Simplify right side
    767,938,398.68x = 459,383,695,511,884,800
  5. Step 5: Solve for x
    x = 459,383,695,511,884,800/767,938,398.68
  6. Step 6: Final answer
    x = 598,203,835.49

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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.