Home / 10,150,421,788.26-15,225,571,271.43-5,521,712,395.86

Finding the Fourth Proportional to 10,150,421,788.26, 15,225,571,271.43 and 5,521,712,395.86

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Solution

The fourth proportional to 10,150,421,788.26, 15,225,571,271.43 and 5,521,712,395.86 is: 8,282,535,186.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150,421,788.26 : 15,225,571,271.43 = 5,521,712,395.86 : x
  2. Step 2: Convert to fraction form
    10,150,421,788.26/15,225,571,271.43 = 5,521,712,395.86/x
  3. Step 3: Cross multiply
    10,150,421,788.26x = 15,225,571,271.43 × 5,521,712,395.86
  4. Step 4: Simplify right side
    10,150,421,788.26x = 84,071,225,623,504,928,768
  5. Step 5: Solve for x
    x = 84,071,225,623,504,928,768/10,150,421,788.26
  6. Step 6: Final answer
    x = 8,282,535,186.94

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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.