Home / 6,788,116,449.60-9,368,416,196.46-4,111,818,102.87

Finding the Fourth Proportional to 6,788,116,449.60, 9,368,416,196.46 and 4,111,818,102.87

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Solution

The fourth proportional to 6,788,116,449.60, 9,368,416,196.46 and 4,111,818,102.87 is: 5,674,802,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788,116,449.60 : 9,368,416,196.46 = 4,111,818,102.87 : x
  2. Step 2: Convert to fraction form
    6,788,116,449.60/9,368,416,196.46 = 4,111,818,102.87/x
  3. Step 3: Cross multiply
    6,788,116,449.60x = 9,368,416,196.46 × 4,111,818,102.87
  4. Step 4: Simplify right side
    6,788,116,449.60x = 38,521,223,311,824,732,160
  5. Step 5: Solve for x
    x = 38,521,223,311,824,732,160/6,788,116,449.60
  6. Step 6: Final answer
    x = 5,674,802,958.65

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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.