Home / 2,018,854,840.80-3,028,282,261.20-930,463,672.80

Finding the Fourth Proportional to 2,018,854,840.80, 3,028,282,261.20 and 930,463,672.80

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Solution

The fourth proportional to 2,018,854,840.80, 3,028,282,261.20 and 930,463,672.80 is: 1,395,695,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,854,840.80 : 3,028,282,261.20 = 930,463,672.80 : x
  2. Step 2: Convert to fraction form
    2,018,854,840.80/3,028,282,261.20 = 930,463,672.80/x
  3. Step 3: Cross multiply
    2,018,854,840.80x = 3,028,282,261.20 × 930,463,672.80
  4. Step 4: Simplify right side
    2,018,854,840.80x = 2,817,706,635,031,240,704
  5. Step 5: Solve for x
    x = 2,817,706,635,031,240,704/2,018,854,840.80
  6. Step 6: Final answer
    x = 1,395,695,509.20

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Double scale
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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.