Home / 354,314,810.60-531,472,215.90-296,983,917.80

Finding the Fourth Proportional to 354,314,810.60, 531,472,215.90 and 296,983,917.80

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Solution

The fourth proportional to 354,314,810.60, 531,472,215.90 and 296,983,917.80 is: 445,475,876.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,314,810.60 : 531,472,215.90 = 296,983,917.80 : x
  2. Step 2: Convert to fraction form
    354,314,810.60/531,472,215.90 = 296,983,917.80/x
  3. Step 3: Cross multiply
    354,314,810.60x = 531,472,215.90 × 296,983,917.80
  4. Step 4: Simplify right side
    354,314,810.60x = 157,838,700,879,829,440
  5. Step 5: Solve for x
    x = 157,838,700,879,829,440/354,314,810.60
  6. Step 6: Final answer
    x = 445,475,876.70

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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.