Home / 659,377,974.28-909,943,394.94-362,039,475.40

Finding the Fourth Proportional to 659,377,974.28, 909,943,394.94 and 362,039,475.40

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Solution

The fourth proportional to 659,377,974.28, 909,943,394.94 and 362,039,475.40 is: 499,615,459.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,377,974.28 : 909,943,394.94 = 362,039,475.40 : x
  2. Step 2: Convert to fraction form
    659,377,974.28/909,943,394.94 = 362,039,475.40/x
  3. Step 3: Cross multiply
    659,377,974.28x = 909,943,394.94 × 362,039,475.40
  4. Step 4: Simplify right side
    659,377,974.28x = 329,435,429,347,772,608
  5. Step 5: Solve for x
    x = 329,435,429,347,772,608/659,377,974.28
  6. Step 6: Final answer
    x = 499,615,459.11

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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.