Home / 1,728,109,751.76-2,384,031,495.60-1,013,280,436.08

Finding the Fourth Proportional to 1,728,109,751.76, 2,384,031,495.60 and 1,013,280,436.08

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Solution

The fourth proportional to 1,728,109,751.76, 2,384,031,495.60 and 1,013,280,436.08 is: 1,397,881,396.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,109,751.76 : 2,384,031,495.60 = 1,013,280,436.08 : x
  2. Step 2: Convert to fraction form
    1,728,109,751.76/2,384,031,495.60 = 1,013,280,436.08/x
  3. Step 3: Cross multiply
    1,728,109,751.76x = 2,384,031,495.60 × 1,013,280,436.08
  4. Step 4: Simplify right side
    1,728,109,751.76x = 2,415,692,473,490,022,400
  5. Step 5: Solve for x
    x = 2,415,692,473,490,022,400/1,728,109,751.76
  6. Step 6: Final answer
    x = 1,397,881,396.73

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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.