Home / 1,203,536,013.39-1,803,749,555.16-539,064,259.43

Finding the Fourth Proportional to 1,203,536,013.39, 1,803,749,555.16 and 539,064,259.43

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Solution

The fourth proportional to 1,203,536,013.39, 1,803,749,555.16 and 539,064,259.43 is: 807,900,143.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,536,013.39 : 1,803,749,555.16 = 539,064,259.43 : x
  2. Step 2: Convert to fraction form
    1,203,536,013.39/1,803,749,555.16 = 539,064,259.43/x
  3. Step 3: Cross multiply
    1,203,536,013.39x = 1,803,749,555.16 × 539,064,259.43
  4. Step 4: Simplify right side
    1,203,536,013.39x = 972,336,918,140,498,560
  5. Step 5: Solve for x
    x = 972,336,918,140,498,560/1,203,536,013.39
  6. Step 6: Final answer
    x = 807,900,143.68

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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.