Home / 97,019,355,514.90-145,398,949,759.38-75,507,894,401.20

Finding the Fourth Proportional to 97,019,355,514.90, 145,398,949,759.38 and 75,507,894,401.20

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Solution

The fourth proportional to 97,019,355,514.90, 145,398,949,759.38 and 75,507,894,401.20 is: 113,160,600,647.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,019,355,514.90 : 145,398,949,759.38 = 75,507,894,401.20 : x
  2. Step 2: Convert to fraction form
    97,019,355,514.90/145,398,949,759.38 = 75,507,894,401.20/x
  3. Step 3: Cross multiply
    97,019,355,514.90x = 145,398,949,759.38 × 75,507,894,401.20
  4. Step 4: Simplify right side
    97,019,355,514.90x = 10,978,768,544,476,648,439,808
  5. Step 5: Solve for x
    x = 10,978,768,544,476,648,439,808/97,019,355,514.90
  6. Step 6: Final answer
    x = 113,160,600,647.27

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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.