Home / 284,311,955.60-392,365,654.66-158,867,196.67

Finding the Fourth Proportional to 284,311,955.60, 392,365,654.66 and 158,867,196.67

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Solution

The fourth proportional to 284,311,955.60, 392,365,654.66 and 158,867,196.67 is: 219,245,200.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,311,955.60 : 392,365,654.66 = 158,867,196.67 : x
  2. Step 2: Convert to fraction form
    284,311,955.60/392,365,654.66 = 158,867,196.67/x
  3. Step 3: Cross multiply
    284,311,955.60x = 392,365,654.66 × 158,867,196.67
  4. Step 4: Simplify right side
    284,311,955.60x = 62,334,031,625,423,520
  5. Step 5: Solve for x
    x = 62,334,031,625,423,520/284,311,955.60
  6. Step 6: Final answer
    x = 219,245,200.20

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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.