Home / 3,029,018,641.92-4,149,736,184.36-2,915,747,427.12

Finding the Fourth Proportional to 3,029,018,641.92, 4,149,736,184.36 and 2,915,747,427.12

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Solution

The fourth proportional to 3,029,018,641.92, 4,149,736,184.36 and 2,915,747,427.12 is: 3,994,555,343.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029,018,641.92 : 4,149,736,184.36 = 2,915,747,427.12 : x
  2. Step 2: Convert to fraction form
    3,029,018,641.92/4,149,736,184.36 = 2,915,747,427.12/x
  3. Step 3: Cross multiply
    3,029,018,641.92x = 4,149,736,184.36 × 2,915,747,427.12
  4. Step 4: Simplify right side
    3,029,018,641.92x = 12,099,582,602,774,435,840
  5. Step 5: Solve for x
    x = 12,099,582,602,774,435,840/3,029,018,641.92
  6. Step 6: Final answer
    x = 3,994,555,343.87

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.