Home / 2,108,176,571.22-2,909,283,944.06-1,168,439,882.92

Finding the Fourth Proportional to 2,108,176,571.22, 2,909,283,944.06 and 1,168,439,882.92

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Solution

The fourth proportional to 2,108,176,571.22, 2,909,283,944.06 and 1,168,439,882.92 is: 1,612,447,191.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,176,571.22 : 2,909,283,944.06 = 1,168,439,882.92 : x
  2. Step 2: Convert to fraction form
    2,108,176,571.22/2,909,283,944.06 = 1,168,439,882.92/x
  3. Step 3: Cross multiply
    2,108,176,571.22x = 2,909,283,944.06 × 1,168,439,882.92
  4. Step 4: Simplify right side
    2,108,176,571.22x = 3,399,323,390,978,502,144
  5. Step 5: Solve for x
    x = 3,399,323,390,978,502,144/2,108,176,571.22
  6. Step 6: Final answer
    x = 1,612,447,191.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.