Home / 1,899,051,369.30-2,848,577,053.95-1,279,178,586.90

Finding the Fourth Proportional to 1,899,051,369.30, 2,848,577,053.95 and 1,279,178,586.90

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Solution

The fourth proportional to 1,899,051,369.30, 2,848,577,053.95 and 1,279,178,586.90 is: 1,918,767,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,051,369.30 : 2,848,577,053.95 = 1,279,178,586.90 : x
  2. Step 2: Convert to fraction form
    1,899,051,369.30/2,848,577,053.95 = 1,279,178,586.90/x
  3. Step 3: Cross multiply
    1,899,051,369.30x = 2,848,577,053.95 × 1,279,178,586.90
  4. Step 4: Simplify right side
    1,899,051,369.30x = 3,643,838,770,547,526,144
  5. Step 5: Solve for x
    x = 3,643,838,770,547,526,144/1,899,051,369.30
  6. Step 6: Final answer
    x = 1,918,767,880.35

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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.