Home / 3,409,992,339.12-4,705,789,386.87-1,845,430,035.12

Finding the Fourth Proportional to 3,409,992,339.12, 4,705,789,386.87 and 1,845,430,035.12

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Solution

The fourth proportional to 3,409,992,339.12, 4,705,789,386.87 and 1,845,430,035.12 is: 2,546,693,426.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,992,339.12 : 4,705,789,386.87 = 1,845,430,035.12 : x
  2. Step 2: Convert to fraction form
    3,409,992,339.12/4,705,789,386.87 = 1,845,430,035.12/x
  3. Step 3: Cross multiply
    3,409,992,339.12x = 4,705,789,386.87 × 1,845,430,035.12
  4. Step 4: Simplify right side
    3,409,992,339.12x = 8,684,205,073,478,827,008
  5. Step 5: Solve for x
    x = 8,684,205,073,478,827,008/3,409,992,339.12
  6. Step 6: Final answer
    x = 2,546,693,426.21

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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.