Home / 1,376,152,811.32-1,899,029,618.34-803,988,896.88

Finding the Fourth Proportional to 1,376,152,811.32, 1,899,029,618.34 and 803,988,896.88

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Solution

The fourth proportional to 1,376,152,811.32, 1,899,029,618.34 and 803,988,896.88 is: 1,109,468,887.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,152,811.32 : 1,899,029,618.34 = 803,988,896.88 : x
  2. Step 2: Convert to fraction form
    1,376,152,811.32/1,899,029,618.34 = 803,988,896.88/x
  3. Step 3: Cross multiply
    1,376,152,811.32x = 1,899,029,618.34 × 803,988,896.88
  4. Step 4: Simplify right side
    1,376,152,811.32x = 1,526,798,727,991,623,936
  5. Step 5: Solve for x
    x = 1,526,798,727,991,623,936/1,376,152,811.32
  6. Step 6: Final answer
    x = 1,109,468,887.05

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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.