Home / 659,377,973.28-909,943,393.56-362,039,474.40

Finding the Fourth Proportional to 659,377,973.28, 909,943,393.56 and 362,039,474.40

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Solution

The fourth proportional to 659,377,973.28, 909,943,393.56 and 362,039,474.40 is: 499,615,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,377,973.28 : 909,943,393.56 = 362,039,474.40 : x
  2. Step 2: Convert to fraction form
    659,377,973.28/909,943,393.56 = 362,039,474.40/x
  3. Step 3: Cross multiply
    659,377,973.28x = 909,943,393.56 × 362,039,474.40
  4. Step 4: Simplify right side
    659,377,973.28x = 329,435,427,938,214,720
  5. Step 5: Solve for x
    x = 329,435,427,938,214,720/659,377,973.28
  6. Step 6: Final answer
    x = 499,615,457.73

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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.