Home / 774,173,640.80-1,159,667,936.40-532,109,871.20

Finding the Fourth Proportional to 774,173,640.80, 1,159,667,936.40 and 532,109,871.20

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Solution

The fourth proportional to 774,173,640.80, 1,159,667,936.40 and 532,109,871.20 is: 797,070,222.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,173,640.80 : 1,159,667,936.40 = 532,109,871.20 : x
  2. Step 2: Convert to fraction form
    774,173,640.80/1,159,667,936.40 = 532,109,871.20/x
  3. Step 3: Cross multiply
    774,173,640.80x = 1,159,667,936.40 × 532,109,871.20
  4. Step 4: Simplify right side
    774,173,640.80x = 617,070,756,272,573,824
  5. Step 5: Solve for x
    x = 617,070,756,272,573,824/774,173,640.80
  6. Step 6: Final answer
    x = 797,070,222.69

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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.