Home / 2,778,173,367.78-3,833,882,927.52-1,508,013,526.80

Finding the Fourth Proportional to 2,778,173,367.78, 3,833,882,927.52 and 1,508,013,526.80

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Solution

The fourth proportional to 2,778,173,367.78, 3,833,882,927.52 and 1,508,013,526.80 is: 2,081,060,664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,173,367.78 : 3,833,882,927.52 = 1,508,013,526.80 : x
  2. Step 2: Convert to fraction form
    2,778,173,367.78/3,833,882,927.52 = 1,508,013,526.80/x
  3. Step 3: Cross multiply
    2,778,173,367.78x = 3,833,882,927.52 × 1,508,013,526.80
  4. Step 4: Simplify right side
    2,778,173,367.78x = 5,781,547,314,867,743,744
  5. Step 5: Solve for x
    x = 5,781,547,314,867,743,744/2,778,173,367.78
  6. Step 6: Final answer
    x = 2,081,060,664.51

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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.