Home / 1,164,921,098.16-1,747,388,179.92-388,564,627.56

Finding the Fourth Proportional to 1,164,921,098.16, 1,747,388,179.92 and 388,564,627.56

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Solution

The fourth proportional to 1,164,921,098.16, 1,747,388,179.92 and 388,564,627.56 is: 582,849,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,921,098.16 : 1,747,388,179.92 = 388,564,627.56 : x
  2. Step 2: Convert to fraction form
    1,164,921,098.16/1,747,388,179.92 = 388,564,627.56/x
  3. Step 3: Cross multiply
    1,164,921,098.16x = 1,747,388,179.92 × 388,564,627.56
  4. Step 4: Simplify right side
    1,164,921,098.16x = 678,973,237,333,361,152
  5. Step 5: Solve for x
    x = 678,973,237,333,361,152/1,164,921,098.16
  6. Step 6: Final answer
    x = 582,849,120.34

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Double scale
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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.