Home / 714,218,586.82-1,069,246,698.63-530,798,221.06

Finding the Fourth Proportional to 714,218,586.82, 1,069,246,698.63 and 530,798,221.06

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Solution

The fourth proportional to 714,218,586.82, 1,069,246,698.63 and 530,798,221.06 is: 794,650,623.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,218,586.82 : 1,069,246,698.63 = 530,798,221.06 : x
  2. Step 2: Convert to fraction form
    714,218,586.82/1,069,246,698.63 = 530,798,221.06/x
  3. Step 3: Cross multiply
    714,218,586.82x = 1,069,246,698.63 × 530,798,221.06
  4. Step 4: Simplify right side
    714,218,586.82x = 567,554,245,507,081,920
  5. Step 5: Solve for x
    x = 567,554,245,507,081,920/714,218,586.82
  6. Step 6: Final answer
    x = 794,650,623.75

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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.