Home / 1,865,024,163.81-2,574,894,873.20-1,187,223,554.70

Finding the Fourth Proportional to 1,865,024,163.81, 2,574,894,873.20 and 1,187,223,554.70

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Solution

The fourth proportional to 1,865,024,163.81, 2,574,894,873.20 and 1,187,223,554.70 is: 1,639,107,902.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,024,163.81 : 2,574,894,873.20 = 1,187,223,554.70 : x
  2. Step 2: Convert to fraction form
    1,865,024,163.81/2,574,894,873.20 = 1,187,223,554.70/x
  3. Step 3: Cross multiply
    1,865,024,163.81x = 2,574,894,873.20 × 1,187,223,554.70
  4. Step 4: Simplify right side
    1,865,024,163.81x = 3,056,975,844,333,373,952
  5. Step 5: Solve for x
    x = 3,056,975,844,333,373,952/1,865,024,163.81
  6. Step 6: Final answer
    x = 1,639,107,902.01

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Double scale
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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.