Home / 1,376,152,822.18-1,899,029,633.38-803,988,907.76

Finding the Fourth Proportional to 1,376,152,822.18, 1,899,029,633.38 and 803,988,907.76

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Solution

The fourth proportional to 1,376,152,822.18, 1,899,029,633.38 and 803,988,907.76 is: 1,109,468,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,152,822.18 : 1,899,029,633.38 = 803,988,907.76 : x
  2. Step 2: Convert to fraction form
    1,376,152,822.18/1,899,029,633.38 = 803,988,907.76/x
  3. Step 3: Cross multiply
    1,376,152,822.18x = 1,899,029,633.38 × 803,988,907.76
  4. Step 4: Simplify right side
    1,376,152,822.18x = 1,526,798,760,745,059,584
  5. Step 5: Solve for x
    x = 1,526,798,760,745,059,584/1,376,152,822.18
  6. Step 6: Final answer
    x = 1,109,468,902.10

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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.