Home / 1,373,828,292.71-2,060,972,290.98-1,078,711,507.40

Finding the Fourth Proportional to 1,373,828,292.71, 2,060,972,290.98 and 1,078,711,507.40

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Solution

The fourth proportional to 1,373,828,292.71, 2,060,972,290.98 and 1,078,711,507.40 is: 1,618,247,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,828,292.71 : 2,060,972,290.98 = 1,078,711,507.40 : x
  2. Step 2: Convert to fraction form
    1,373,828,292.71/2,060,972,290.98 = 1,078,711,507.40/x
  3. Step 3: Cross multiply
    1,373,828,292.71x = 2,060,972,290.98 × 1,078,711,507.40
  4. Step 4: Simplify right side
    1,373,828,292.71x = 2,223,194,526,702,362,368
  5. Step 5: Solve for x
    x = 2,223,194,526,702,362,368/1,373,828,292.71
  6. Step 6: Final answer
    x = 1,618,247,737.73

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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.