Home / 3,420,288,001.30-5,130,432,001.95-3,420,288,001.30

Finding the Fourth Proportional to 3,420,288,001.30, 5,130,432,001.95 and 3,420,288,001.30

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Solution

The fourth proportional to 3,420,288,001.30, 5,130,432,001.95 and 3,420,288,001.30 is: 5,130,432,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420,288,001.30 : 5,130,432,001.95 = 3,420,288,001.30 : x
  2. Step 2: Convert to fraction form
    3,420,288,001.30/5,130,432,001.95 = 3,420,288,001.30/x
  3. Step 3: Cross multiply
    3,420,288,001.30x = 5,130,432,001.95 × 3,420,288,001.30
  4. Step 4: Simplify right side
    3,420,288,001.30x = 17,547,555,017,755,123,712
  5. Step 5: Solve for x
    x = 17,547,555,017,755,123,712/3,420,288,001.30
  6. Step 6: Final answer
    x = 5,130,432,001.95

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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.