Home / 284,166,041.64-392,149,134.08-153,785,849.64

Finding the Fourth Proportional to 284,166,041.64, 392,149,134.08 and 153,785,849.64

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Solution

The fourth proportional to 284,166,041.64, 392,149,134.08 and 153,785,849.64 is: 212,224,470.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,166,041.64 : 392,149,134.08 = 153,785,849.64 : x
  2. Step 2: Convert to fraction form
    284,166,041.64/392,149,134.08 = 153,785,849.64/x
  3. Step 3: Cross multiply
    284,166,041.64x = 392,149,134.08 × 153,785,849.64
  4. Step 4: Simplify right side
    284,166,041.64x = 60,306,987,770,083,072
  5. Step 5: Solve for x
    x = 60,306,987,770,083,072/284,166,041.64
  6. Step 6: Final answer
    x = 212,224,470.67

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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.