Home / 1,218,889,601.70-1,828,334,402.55-908,496,564.90

Finding the Fourth Proportional to 1,218,889,601.70, 1,828,334,402.55 and 908,496,564.90

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Solution

The fourth proportional to 1,218,889,601.70, 1,828,334,402.55 and 908,496,564.90 is: 1,362,744,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,889,601.70 : 1,828,334,402.55 = 908,496,564.90 : x
  2. Step 2: Convert to fraction form
    1,218,889,601.70/1,828,334,402.55 = 908,496,564.90/x
  3. Step 3: Cross multiply
    1,218,889,601.70x = 1,828,334,402.55 × 908,496,564.90
  4. Step 4: Simplify right side
    1,218,889,601.70x = 1,661,035,524,205,168,640
  5. Step 5: Solve for x
    x = 1,661,035,524,205,168,640/1,218,889,601.70
  6. Step 6: Final answer
    x = 1,362,744,847.35

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1.5x scale

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.