Home / 1,631,997,324.60-2,447,756,838.44-802,728,373.74

Finding the Fourth Proportional to 1,631,997,324.60, 2,447,756,838.44 and 802,728,373.74

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Solution

The fourth proportional to 1,631,997,324.60, 2,447,756,838.44 and 802,728,373.74 is: 1,203,974,930.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,997,324.60 : 2,447,756,838.44 = 802,728,373.74 : x
  2. Step 2: Convert to fraction form
    1,631,997,324.60/2,447,756,838.44 = 802,728,373.74/x
  3. Step 3: Cross multiply
    1,631,997,324.60x = 2,447,756,838.44 × 802,728,373.74
  4. Step 4: Simplify right side
    1,631,997,324.60x = 1,964,883,866,231,905,280
  5. Step 5: Solve for x
    x = 1,964,883,866,231,905,280/1,631,997,324.60
  6. Step 6: Final answer
    x = 1,203,974,930.97

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Double scale
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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.