Home / 8,291,318,309.02-11,442,018,421.41-4,532,143,889.08

Finding the Fourth Proportional to 8,291,318,309.02, 11,442,018,421.41 and 4,532,143,889.08

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Solution

The fourth proportional to 8,291,318,309.02, 11,442,018,421.41 and 4,532,143,889.08 is: 6,254,358,105.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,318,309.02 : 11,442,018,421.41 = 4,532,143,889.08 : x
  2. Step 2: Convert to fraction form
    8,291,318,309.02/11,442,018,421.41 = 4,532,143,889.08/x
  3. Step 3: Cross multiply
    8,291,318,309.02x = 11,442,018,421.41 × 4,532,143,889.08
  4. Step 4: Simplify right side
    8,291,318,309.02x = 51,856,873,867,334,115,328
  5. Step 5: Solve for x
    x = 51,856,873,867,334,115,328/8,291,318,309.02
  6. Step 6: Final answer
    x = 6,254,358,105.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.