Home / 373,935,639.10-560,914,885.50-128,288,828.16

Finding the Fourth Proportional to 373,935,639.10, 560,914,885.50 and 128,288,828.16

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Solution

The fourth proportional to 373,935,639.10, 560,914,885.50 and 128,288,828.16 is: 192,437,162.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,935,639.10 : 560,914,885.50 = 128,288,828.16 : x
  2. Step 2: Convert to fraction form
    373,935,639.10/560,914,885.50 = 128,288,828.16/x
  3. Step 3: Cross multiply
    373,935,639.10x = 560,914,885.50 × 128,288,828.16
  4. Step 4: Simplify right side
    373,935,639.10x = 71,959,113,358,295,576
  5. Step 5: Solve for x
    x = 71,959,113,358,295,576/373,935,639.10
  6. Step 6: Final answer
    x = 192,437,162.53

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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.