Home / 1,340,293,876.20-2,010,440,814.30-357,718,516.20

Finding the Fourth Proportional to 1,340,293,876.20, 2,010,440,814.30 and 357,718,516.20

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Solution

The fourth proportional to 1,340,293,876.20, 2,010,440,814.30 and 357,718,516.20 is: 536,577,774.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,293,876.20 : 2,010,440,814.30 = 357,718,516.20 : x
  2. Step 2: Convert to fraction form
    1,340,293,876.20/2,010,440,814.30 = 357,718,516.20/x
  3. Step 3: Cross multiply
    1,340,293,876.20x = 2,010,440,814.30 × 357,718,516.20
  4. Step 4: Simplify right side
    1,340,293,876.20x = 719,171,904,999,315,712
  5. Step 5: Solve for x
    x = 719,171,904,999,315,712/1,340,293,876.20
  6. Step 6: Final answer
    x = 536,577,774.30

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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.