Home / 43,530,078,497.60-65,295,117,746.40-21,490,157,345.60

Finding the Fourth Proportional to 43,530,078,497.60, 65,295,117,746.40 and 21,490,157,345.60

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Solution

The fourth proportional to 43,530,078,497.60, 65,295,117,746.40 and 21,490,157,345.60 is: 32,235,236,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,530,078,497.60 : 65,295,117,746.40 = 21,490,157,345.60 : x
  2. Step 2: Convert to fraction form
    43,530,078,497.60/65,295,117,746.40 = 21,490,157,345.60/x
  3. Step 3: Cross multiply
    43,530,078,497.60x = 65,295,117,746.40 × 21,490,157,345.60
  4. Step 4: Simplify right side
    43,530,078,497.60x = 1,403,202,354,269,614,768,128
  5. Step 5: Solve for x
    x = 1,403,202,354,269,614,768,128/43,530,078,497.60
  6. Step 6: Final answer
    x = 32,235,236,018.40

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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.