Home / 406,871,697.06-610,250,081.76-130,486,996.26

Finding the Fourth Proportional to 406,871,697.06, 610,250,081.76 and 130,486,996.26

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Solution

The fourth proportional to 406,871,697.06, 610,250,081.76 and 130,486,996.26 is: 195,712,065.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,871,697.06 : 610,250,081.76 = 130,486,996.26 : x
  2. Step 2: Convert to fraction form
    406,871,697.06/610,250,081.76 = 130,486,996.26/x
  3. Step 3: Cross multiply
    406,871,697.06x = 610,250,081.76 × 130,486,996.26
  4. Step 4: Simplify right side
    406,871,697.06x = 79,629,700,136,281,824
  5. Step 5: Solve for x
    x = 79,629,700,136,281,824/406,871,697.06
  6. Step 6: Final answer
    x = 195,712,065.28

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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.