Home / 429,205,542.37-592,269,878.85-243,566,557.45

Finding the Fourth Proportional to 429,205,542.37, 592,269,878.85 and 243,566,557.45

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Solution

The fourth proportional to 429,205,542.37, 592,269,878.85 and 243,566,557.45 is: 336,102,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,205,542.37 : 592,269,878.85 = 243,566,557.45 : x
  2. Step 2: Convert to fraction form
    429,205,542.37/592,269,878.85 = 243,566,557.45/x
  3. Step 3: Cross multiply
    429,205,542.37x = 592,269,878.85 × 243,566,557.45
  4. Step 4: Simplify right side
    429,205,542.37x = 144,257,135,472,823,072
  5. Step 5: Solve for x
    x = 144,257,135,472,823,072/429,205,542.37
  6. Step 6: Final answer
    x = 336,102,685.62

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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.