Home / 525,038,617,826.64-724,543,847,865.60-296,662,956,520.32

Finding the Fourth Proportional to 525,038,617,826.64, 724,543,847,865.60 and 296,662,956,520.32

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Solution

The fourth proportional to 525,038,617,826.64, 724,543,847,865.60 and 296,662,956,520.32 is: 409,389,543,432.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,038,617,826.64 : 724,543,847,865.60 = 296,662,956,520.32 : x
  2. Step 2: Convert to fraction form
    525,038,617,826.64/724,543,847,865.60 = 296,662,956,520.32/x
  3. Step 3: Cross multiply
    525,038,617,826.64x = 724,543,847,865.60 × 296,662,956,520.32
  4. Step 4: Simplify right side
    525,038,617,826.64x = 214,945,320,036,417,832,747,008
  5. Step 5: Solve for x
    x = 214,945,320,036,417,832,747,008/525,038,617,826.64
  6. Step 6: Final answer
    x = 409,389,543,432.38

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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.