Home / 1,415,760,895.50-2,123,648,060.07-433,185,867.65

Finding the Fourth Proportional to 1,415,760,895.50, 2,123,648,060.07 and 433,185,867.65

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Solution

The fourth proportional to 1,415,760,895.50, 2,123,648,060.07 and 433,185,867.65 is: 649,780,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,760,895.50 : 2,123,648,060.07 = 433,185,867.65 : x
  2. Step 2: Convert to fraction form
    1,415,760,895.50/2,123,648,060.07 = 433,185,867.65/x
  3. Step 3: Cross multiply
    1,415,760,895.50x = 2,123,648,060.07 × 433,185,867.65
  4. Step 4: Simplify right side
    1,415,760,895.50x = 919,934,327,485,064,832
  5. Step 5: Solve for x
    x = 919,934,327,485,064,832/1,415,760,895.50
  6. Step 6: Final answer
    x = 649,780,856.65

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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.