Home / 6,642,389,370.60-9,965,095,710.30-3,880,596,781.80

Finding the Fourth Proportional to 6,642,389,370.60, 9,965,095,710.30 and 3,880,596,781.80

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Solution

The fourth proportional to 6,642,389,370.60, 9,965,095,710.30 and 3,880,596,781.80 is: 5,821,778,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,389,370.60 : 9,965,095,710.30 = 3,880,596,781.80 : x
  2. Step 2: Convert to fraction form
    6,642,389,370.60/9,965,095,710.30 = 3,880,596,781.80/x
  3. Step 3: Cross multiply
    6,642,389,370.60x = 9,965,095,710.30 × 3,880,596,781.80
  4. Step 4: Simplify right side
    6,642,389,370.60x = 38,670,518,343,719,165,952
  5. Step 5: Solve for x
    x = 38,670,518,343,719,165,952/6,642,389,370.60
  6. Step 6: Final answer
    x = 5,821,778,306.90

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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.