Home / 1,376,152,809.32-1,899,029,615.58-803,988,894.88

Finding the Fourth Proportional to 1,376,152,809.32, 1,899,029,615.58 and 803,988,894.88

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Solution

The fourth proportional to 1,376,152,809.32, 1,899,029,615.58 and 803,988,894.88 is: 1,109,468,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,152,809.32 : 1,899,029,615.58 = 803,988,894.88 : x
  2. Step 2: Convert to fraction form
    1,376,152,809.32/1,899,029,615.58 = 803,988,894.88/x
  3. Step 3: Cross multiply
    1,376,152,809.32x = 1,899,029,615.58 × 803,988,894.88
  4. Step 4: Simplify right side
    1,376,152,809.32x = 1,526,798,721,974,555,392
  5. Step 5: Solve for x
    x = 1,526,798,721,974,555,392/1,376,152,809.32
  6. Step 6: Final answer
    x = 1,109,468,884.29

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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.