Home / 264,051,152.64-396,079,459.20-79,820,156.16

Finding the Fourth Proportional to 264,051,152.64, 396,079,459.20 and 79,820,156.16

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Solution

The fourth proportional to 264,051,152.64, 396,079,459.20 and 79,820,156.16 is: 119,731,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,051,152.64 : 396,079,459.20 = 79,820,156.16 : x
  2. Step 2: Convert to fraction form
    264,051,152.64/396,079,459.20 = 79,820,156.16/x
  3. Step 3: Cross multiply
    264,051,152.64x = 396,079,459.20 × 79,820,156.16
  4. Step 4: Simplify right side
    264,051,152.64x = 31,615,124,285,112,348
  5. Step 5: Solve for x
    x = 31,615,124,285,112,348/264,051,152.64
  6. Step 6: Final answer
    x = 119,731,059.57

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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.