Home / 354,302,859.60-531,454,289.40-344,736,921.60

Finding the Fourth Proportional to 354,302,859.60, 531,454,289.40 and 344,736,921.60

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Solution

The fourth proportional to 354,302,859.60, 531,454,289.40 and 344,736,921.60 is: 517,105,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,302,859.60 : 531,454,289.40 = 344,736,921.60 : x
  2. Step 2: Convert to fraction form
    354,302,859.60/531,454,289.40 = 344,736,921.60/x
  3. Step 3: Cross multiply
    354,302,859.60x = 531,454,289.40 × 344,736,921.60
  4. Step 4: Simplify right side
    354,302,859.60x = 183,211,915,698,871,520
  5. Step 5: Solve for x
    x = 183,211,915,698,871,520/354,302,859.60
  6. Step 6: Final answer
    x = 517,105,382.40

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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.