Home / 3,835,178,199.76-5,291,039,972.36-2,227,359,485.52

Finding the Fourth Proportional to 3,835,178,199.76, 5,291,039,972.36 and 2,227,359,485.52

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Solution

The fourth proportional to 3,835,178,199.76, 5,291,039,972.36 and 2,227,359,485.52 is: 3,072,881,482.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835,178,199.76 : 5,291,039,972.36 = 2,227,359,485.52 : x
  2. Step 2: Convert to fraction form
    3,835,178,199.76/5,291,039,972.36 = 2,227,359,485.52/x
  3. Step 3: Cross multiply
    3,835,178,199.76x = 5,291,039,972.36 × 2,227,359,485.52
  4. Step 4: Simplify right side
    3,835,178,199.76x = 11,785,048,070,701,522,944
  5. Step 5: Solve for x
    x = 11,785,048,070,701,522,944/3,835,178,199.76
  6. Step 6: Final answer
    x = 3,072,881,482.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.