Home / 1,020,549,896.46-1,529,581,185-528,992,165.70

Finding the Fourth Proportional to 1,020,549,896.46, 1,529,581,185 and 528,992,165.70

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Solution

The fourth proportional to 1,020,549,896.46, 1,529,581,185 and 528,992,165.70 is: 792,843,609.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,549,896.46 : 1,529,581,185 = 528,992,165.70 : x
  2. Step 2: Convert to fraction form
    1,020,549,896.46/1,529,581,185 = 528,992,165.70/x
  3. Step 3: Cross multiply
    1,020,549,896.46x = 1,529,581,185 × 528,992,165.70
  4. Step 4: Simplify right side
    1,020,549,896.46x = 809,136,463,667,122,304
  5. Step 5: Solve for x
    x = 809,136,463,667,122,304/1,020,549,896.46
  6. Step 6: Final answer
    x = 792,843,609.58

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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.