Home / 1,539,812,689.32-2,308,796,636.76-490,097,467.20

Finding the Fourth Proportional to 1,539,812,689.32, 2,308,796,636.76 and 490,097,467.20

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Solution

The fourth proportional to 1,539,812,689.32, 2,308,796,636.76 and 490,097,467.20 is: 734,852,616.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,812,689.32 : 2,308,796,636.76 = 490,097,467.20 : x
  2. Step 2: Convert to fraction form
    1,539,812,689.32/2,308,796,636.76 = 490,097,467.20/x
  3. Step 3: Cross multiply
    1,539,812,689.32x = 2,308,796,636.76 × 490,097,467.20
  4. Step 4: Simplify right side
    1,539,812,689.32x = 1,131,535,383,955,954,560
  5. Step 5: Solve for x
    x = 1,131,535,383,955,954,560/1,539,812,689.32
  6. Step 6: Final answer
    x = 734,852,616.69

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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.