Home / 1,054,283,711.88-1,582,140,024-432,611,334.48

Finding the Fourth Proportional to 1,054,283,711.88, 1,582,140,024 and 432,611,334.48

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Solution

The fourth proportional to 1,054,283,711.88, 1,582,140,024 and 432,611,334.48 is: 649,210,169.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,283,711.88 : 1,582,140,024 = 432,611,334.48 : x
  2. Step 2: Convert to fraction form
    1,054,283,711.88/1,582,140,024 = 432,611,334.48/x
  3. Step 3: Cross multiply
    1,054,283,711.88x = 1,582,140,024 × 432,611,334.48
  4. Step 4: Simplify right side
    1,054,283,711.88x = 684,451,707,116,859,264
  5. Step 5: Solve for x
    x = 684,451,707,116,859,264/1,054,283,711.88
  6. Step 6: Final answer
    x = 649,210,169.34

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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.