Home / 52,005,948,235.20-78,008,922,352.80-38,762,511,998.40

Finding the Fourth Proportional to 52,005,948,235.20, 78,008,922,352.80 and 38,762,511,998.40

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Solution

The fourth proportional to 52,005,948,235.20, 78,008,922,352.80 and 38,762,511,998.40 is: 58,143,767,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,005,948,235.20 : 78,008,922,352.80 = 38,762,511,998.40 : x
  2. Step 2: Convert to fraction form
    52,005,948,235.20/78,008,922,352.80 = 38,762,511,998.40/x
  3. Step 3: Cross multiply
    52,005,948,235.20x = 78,008,922,352.80 × 38,762,511,998.40
  4. Step 4: Simplify right side
    52,005,948,235.20x = 3,023,821,788,682,664,280,064
  5. Step 5: Solve for x
    x = 3,023,821,788,682,664,280,064/52,005,948,235.20
  6. Step 6: Final answer
    x = 58,143,767,997.60

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Double scale
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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.