Home / 384,952,225.92-577,197,743.40-122,523,421.56

Finding the Fourth Proportional to 384,952,225.92, 577,197,743.40 and 122,523,421.56

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Solution

The fourth proportional to 384,952,225.92, 577,197,743.40 and 122,523,421.56 is: 183,711,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,952,225.92 : 577,197,743.40 = 122,523,421.56 : x
  2. Step 2: Convert to fraction form
    384,952,225.92/577,197,743.40 = 122,523,421.56/x
  3. Step 3: Cross multiply
    384,952,225.92x = 577,197,743.40 × 122,523,421.56
  4. Step 4: Simplify right side
    384,952,225.92x = 70,720,242,438,078,904
  5. Step 5: Solve for x
    x = 70,720,242,438,078,904/384,952,225.92
  6. Step 6: Final answer
    x = 183,711,737.92

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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.