Home / 2,016,900,947.68-2,783,323,313.12-1,089,752,915.68

Finding the Fourth Proportional to 2,016,900,947.68, 2,783,323,313.12 and 1,089,752,915.68

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Solution

The fourth proportional to 2,016,900,947.68, 2,783,323,313.12 and 1,089,752,915.68 is: 1,503,859,026.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,900,947.68 : 2,783,323,313.12 = 1,089,752,915.68 : x
  2. Step 2: Convert to fraction form
    2,016,900,947.68/2,783,323,313.12 = 1,089,752,915.68/x
  3. Step 3: Cross multiply
    2,016,900,947.68x = 2,783,323,313.12 × 1,089,752,915.68
  4. Step 4: Simplify right side
    2,016,900,947.68x = 3,033,134,695,752,637,440
  5. Step 5: Solve for x
    x = 3,033,134,695,752,637,440/2,016,900,947.68
  6. Step 6: Final answer
    x = 1,503,859,026.51

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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.