Home / 6,673,399,762.10-10,010,099,643.15-5,128,488,965.30

Finding the Fourth Proportional to 6,673,399,762.10, 10,010,099,643.15 and 5,128,488,965.30

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Solution

The fourth proportional to 6,673,399,762.10, 10,010,099,643.15 and 5,128,488,965.30 is: 7,692,733,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673,399,762.10 : 10,010,099,643.15 = 5,128,488,965.30 : x
  2. Step 2: Convert to fraction form
    6,673,399,762.10/10,010,099,643.15 = 5,128,488,965.30/x
  3. Step 3: Cross multiply
    6,673,399,762.10x = 10,010,099,643.15 × 5,128,488,965.30
  4. Step 4: Simplify right side
    6,673,399,762.10x = 51,336,685,561,448,243,200
  5. Step 5: Solve for x
    x = 51,336,685,561,448,243,200/6,673,399,762.10
  6. Step 6: Final answer
    x = 7,692,733,447.95

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Double scale
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1.5x scale

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.