Home / 340,018,346.70-510,027,520.05-124,579,601.10

Finding the Fourth Proportional to 340,018,346.70, 510,027,520.05 and 124,579,601.10

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Solution

The fourth proportional to 340,018,346.70, 510,027,520.05 and 124,579,601.10 is: 186,869,401.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,018,346.70 : 510,027,520.05 = 124,579,601.10 : x
  2. Step 2: Convert to fraction form
    340,018,346.70/510,027,520.05 = 124,579,601.10/x
  3. Step 3: Cross multiply
    340,018,346.70x = 510,027,520.05 × 124,579,601.10
  4. Step 4: Simplify right side
    340,018,346.70x = 63,539,024,997,851,248
  5. Step 5: Solve for x
    x = 63,539,024,997,851,248/340,018,346.70
  6. Step 6: Final answer
    x = 186,869,401.65

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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.