Home / 48,510,581,438.40-72,765,872,157.60-47,857,546,737.60

Finding the Fourth Proportional to 48,510,581,438.40, 72,765,872,157.60 and 47,857,546,737.60

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Solution

The fourth proportional to 48,510,581,438.40, 72,765,872,157.60 and 47,857,546,737.60 is: 71,786,320,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,510,581,438.40 : 72,765,872,157.60 = 47,857,546,737.60 : x
  2. Step 2: Convert to fraction form
    48,510,581,438.40/72,765,872,157.60 = 47,857,546,737.60/x
  3. Step 3: Cross multiply
    48,510,581,438.40x = 72,765,872,157.60 × 47,857,546,737.60
  4. Step 4: Simplify right side
    48,510,581,438.40x = 3,482,396,127,684,568,547,328
  5. Step 5: Solve for x
    x = 3,482,396,127,684,568,547,328/48,510,581,438.40
  6. Step 6: Final answer
    x = 71,786,320,106.40

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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.