Home / 12,972,004,132.48-19,452,975,691.04-4,461,768,754.40

Finding the Fourth Proportional to 12,972,004,132.48, 19,452,975,691.04 and 4,461,768,754.40

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Solution

The fourth proportional to 12,972,004,132.48, 19,452,975,691.04 and 4,461,768,754.40 is: 6,690,922,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,972,004,132.48 : 19,452,975,691.04 = 4,461,768,754.40 : x
  2. Step 2: Convert to fraction form
    12,972,004,132.48/19,452,975,691.04 = 4,461,768,754.40/x
  3. Step 3: Cross multiply
    12,972,004,132.48x = 19,452,975,691.04 × 4,461,768,754.40
  4. Step 4: Simplify right side
    12,972,004,132.48x = 86,794,679,118,385,020,928
  5. Step 5: Solve for x
    x = 86,794,679,118,385,020,928/12,972,004,132.48
  6. Step 6: Final answer
    x = 6,690,922,869.90

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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.