Home / 1,123,298,088.30-1,684,947,132.45-1,091,013,047.55

Finding the Fourth Proportional to 1,123,298,088.30, 1,684,947,132.45 and 1,091,013,047.55

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Solution

The fourth proportional to 1,123,298,088.30, 1,684,947,132.45 and 1,091,013,047.55 is: 1,636,519,571.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,298,088.30 : 1,684,947,132.45 = 1,091,013,047.55 : x
  2. Step 2: Convert to fraction form
    1,123,298,088.30/1,684,947,132.45 = 1,091,013,047.55/x
  3. Step 3: Cross multiply
    1,123,298,088.30x = 1,684,947,132.45 × 1,091,013,047.55
  4. Step 4: Simplify right side
    1,123,298,088.30x = 1,838,299,305,934,907,904
  5. Step 5: Solve for x
    x = 1,838,299,305,934,907,904/1,123,298,088.30
  6. Step 6: Final answer
    x = 1,636,519,571.33

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Double scale
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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.