Home / 219,153,205.72-302,285,800.02-140,935,646.44

Finding the Fourth Proportional to 219,153,205.72, 302,285,800.02 and 140,935,646.44

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Solution

The fourth proportional to 219,153,205.72, 302,285,800.02 and 140,935,646.44 is: 194,397,542.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,153,205.72 : 302,285,800.02 = 140,935,646.44 : x
  2. Step 2: Convert to fraction form
    219,153,205.72/302,285,800.02 = 140,935,646.44/x
  3. Step 3: Cross multiply
    219,153,205.72x = 302,285,800.02 × 140,935,646.44
  4. Step 4: Simplify right side
    219,153,205.72x = 42,602,844,635,451,264
  5. Step 5: Solve for x
    x = 42,602,844,635,451,264/219,153,205.72
  6. Step 6: Final answer
    x = 194,397,542.56

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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.