Home / 890,145,535.32-1,334,945,024.96-615,561,263.74

Finding the Fourth Proportional to 890,145,535.32, 1,334,945,024.96 and 615,561,263.74

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Solution

The fourth proportional to 890,145,535.32, 1,334,945,024.96 and 615,561,263.74 is: 923,152,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,145,535.32 : 1,334,945,024.96 = 615,561,263.74 : x
  2. Step 2: Convert to fraction form
    890,145,535.32/1,334,945,024.96 = 615,561,263.74/x
  3. Step 3: Cross multiply
    890,145,535.32x = 1,334,945,024.96 × 615,561,263.74
  4. Step 4: Simplify right side
    890,145,535.32x = 821,740,446,586,921,600
  5. Step 5: Solve for x
    x = 821,740,446,586,921,600/890,145,535.32
  6. Step 6: Final answer
    x = 923,152,916.00

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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.