Home / 704,359,234.60-1,056,688,151.10-213,032,156.20

Finding the Fourth Proportional to 704,359,234.60, 1,056,688,151.10 and 213,032,156.20

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Solution

The fourth proportional to 704,359,234.60, 1,056,688,151.10 and 213,032,156.20 is: 319,593,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,359,234.60 : 1,056,688,151.10 = 213,032,156.20 : x
  2. Step 2: Convert to fraction form
    704,359,234.60/1,056,688,151.10 = 213,032,156.20/x
  3. Step 3: Cross multiply
    704,359,234.60x = 1,056,688,151.10 × 213,032,156.20
  4. Step 4: Simplify right side
    704,359,234.60x = 225,108,555,259,824,384
  5. Step 5: Solve for x
    x = 225,108,555,259,824,384/704,359,234.60
  6. Step 6: Final answer
    x = 319,593,389.57

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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.