Home / 1,642,149,001.89-2,266,047,974.84-963,993,488.55

Finding the Fourth Proportional to 1,642,149,001.89, 2,266,047,974.84 and 963,993,488.55

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Solution

The fourth proportional to 1,642,149,001.89, 2,266,047,974.84 and 963,993,488.55 is: 1,330,241,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,149,001.89 : 2,266,047,974.84 = 963,993,488.55 : x
  2. Step 2: Convert to fraction form
    1,642,149,001.89/2,266,047,974.84 = 963,993,488.55/x
  3. Step 3: Cross multiply
    1,642,149,001.89x = 2,266,047,974.84 × 963,993,488.55
  4. Step 4: Simplify right side
    1,642,149,001.89x = 2,184,455,492,482,854,144
  5. Step 5: Solve for x
    x = 2,184,455,492,482,854,144/1,642,149,001.89
  6. Step 6: Final answer
    x = 1,330,241,951.23

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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.