Home / 1,097,102,754.37-1,645,649,569.65-397,431,069.69

Finding the Fourth Proportional to 1,097,102,754.37, 1,645,649,569.65 and 397,431,069.69

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Solution

The fourth proportional to 1,097,102,754.37, 1,645,649,569.65 and 397,431,069.69 is: 596,144,951.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,102,754.37 : 1,645,649,569.65 = 397,431,069.69 : x
  2. Step 2: Convert to fraction form
    1,097,102,754.37/1,645,649,569.65 = 397,431,069.69/x
  3. Step 3: Cross multiply
    1,097,102,754.37x = 1,645,649,569.65 × 397,431,069.69
  4. Step 4: Simplify right side
    1,097,102,754.37x = 654,032,268,803,888,640
  5. Step 5: Solve for x
    x = 654,032,268,803,888,640/1,097,102,754.37
  6. Step 6: Final answer
    x = 596,144,951.96

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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.