Home / 3,345,456,459.08-5,018,756,393.64-1,379,234,700.92

Finding the Fourth Proportional to 3,345,456,459.08, 5,018,756,393.64 and 1,379,234,700.92

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Solution

The fourth proportional to 3,345,456,459.08, 5,018,756,393.64 and 1,379,234,700.92 is: 2,069,087,748.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,456,459.08 : 5,018,756,393.64 = 1,379,234,700.92 : x
  2. Step 2: Convert to fraction form
    3,345,456,459.08/5,018,756,393.64 = 1,379,234,700.92/x
  3. Step 3: Cross multiply
    3,345,456,459.08x = 5,018,756,393.64 × 1,379,234,700.92
  4. Step 4: Simplify right side
    3,345,456,459.08x = 6,922,042,973,572,404,224
  5. Step 5: Solve for x
    x = 6,922,042,973,572,404,224/3,345,456,459.08
  6. Step 6: Final answer
    x = 2,069,087,748.78

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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.