Home / 1,807,686,741.60-2,711,530,112.40-497,790,964.80

Finding the Fourth Proportional to 1,807,686,741.60, 2,711,530,112.40 and 497,790,964.80

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Solution

The fourth proportional to 1,807,686,741.60, 2,711,530,112.40 and 497,790,964.80 is: 746,686,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,686,741.60 : 2,711,530,112.40 = 497,790,964.80 : x
  2. Step 2: Convert to fraction form
    1,807,686,741.60/2,711,530,112.40 = 497,790,964.80/x
  3. Step 3: Cross multiply
    1,807,686,741.60x = 2,711,530,112.40 × 497,790,964.80
  4. Step 4: Simplify right side
    1,807,686,741.60x = 1,349,775,190,735,848,448
  5. Step 5: Solve for x
    x = 1,349,775,190,735,848,448/1,807,686,741.60
  6. Step 6: Final answer
    x = 746,686,447.20

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Double scale
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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.