Home / 1,376,152,797.56-1,899,029,599.38-803,988,883.13

Finding the Fourth Proportional to 1,376,152,797.56, 1,899,029,599.38 and 803,988,883.13

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Solution

The fourth proportional to 1,376,152,797.56, 1,899,029,599.38 and 803,988,883.13 is: 1,109,468,868.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,152,797.56 : 1,899,029,599.38 = 803,988,883.13 : x
  2. Step 2: Convert to fraction form
    1,376,152,797.56/1,899,029,599.38 = 803,988,883.13/x
  3. Step 3: Cross multiply
    1,376,152,797.56x = 1,899,029,599.38 × 803,988,883.13
  4. Step 4: Simplify right side
    1,376,152,797.56x = 1,526,798,686,626,842,368
  5. Step 5: Solve for x
    x = 1,526,798,686,626,842,368/1,376,152,797.56
  6. Step 6: Final answer
    x = 1,109,468,868.09

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Double scale
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1.5x scale

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.