Home / 6,642,389,366.10-9,965,095,703.55-3,880,596,777.30

Finding the Fourth Proportional to 6,642,389,366.10, 9,965,095,703.55 and 3,880,596,777.30

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Solution

The fourth proportional to 6,642,389,366.10, 9,965,095,703.55 and 3,880,596,777.30 is: 5,821,778,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,389,366.10 : 9,965,095,703.55 = 3,880,596,777.30 : x
  2. Step 2: Convert to fraction form
    6,642,389,366.10/9,965,095,703.55 = 3,880,596,777.30/x
  3. Step 3: Cross multiply
    6,642,389,366.10x = 9,965,095,703.55 × 3,880,596,777.30
  4. Step 4: Simplify right side
    6,642,389,366.10x = 38,670,518,272,682,205,184
  5. Step 5: Solve for x
    x = 38,670,518,272,682,205,184/6,642,389,366.10
  6. Step 6: Final answer
    x = 5,821,778,300.15

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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.