Home / 2,018,432,471.40-3,027,648,707.10-544,569,431.40

Finding the Fourth Proportional to 2,018,432,471.40, 3,027,648,707.10 and 544,569,431.40

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Solution

The fourth proportional to 2,018,432,471.40, 3,027,648,707.10 and 544,569,431.40 is: 816,854,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,432,471.40 : 3,027,648,707.10 = 544,569,431.40 : x
  2. Step 2: Convert to fraction form
    2,018,432,471.40/3,027,648,707.10 = 544,569,431.40/x
  3. Step 3: Cross multiply
    2,018,432,471.40x = 3,027,648,707.10 × 544,569,431.40
  4. Step 4: Simplify right side
    2,018,432,471.40x = 1,648,764,934,904,391,936
  5. Step 5: Solve for x
    x = 1,648,764,934,904,391,936/2,018,432,471.40
  6. Step 6: Final answer
    x = 816,854,147.10

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Double scale
Find fourth proportional to 2,018,432,472.40, 3,027,648,708.60 and 544,569,432.40
Similar ratio
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1.5x scale

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.