Home / 1,521,966,937.02-2,100,325,122.63-826,605,913.02

Finding the Fourth Proportional to 1,521,966,937.02, 2,100,325,122.63 and 826,605,913.02

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Solution

The fourth proportional to 1,521,966,937.02, 2,100,325,122.63 and 826,605,913.02 is: 1,140,721,998.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,966,937.02 : 2,100,325,122.63 = 826,605,913.02 : x
  2. Step 2: Convert to fraction form
    1,521,966,937.02/2,100,325,122.63 = 826,605,913.02/x
  3. Step 3: Cross multiply
    1,521,966,937.02x = 2,100,325,122.63 × 826,605,913.02
  4. Step 4: Simplify right side
    1,521,966,937.02x = 1,736,141,165,630,414,592
  5. Step 5: Solve for x
    x = 1,736,141,165,630,414,592/1,521,966,937.02
  6. Step 6: Final answer
    x = 1,140,721,998.23

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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.