Home / 340,018,333.20-510,027,499.80-124,579,587.60

Finding the Fourth Proportional to 340,018,333.20, 510,027,499.80 and 124,579,587.60

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Solution

The fourth proportional to 340,018,333.20, 510,027,499.80 and 124,579,587.60 is: 186,869,381.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,018,333.20 : 510,027,499.80 = 124,579,587.60 : x
  2. Step 2: Convert to fraction form
    340,018,333.20/510,027,499.80 = 124,579,587.60/x
  3. Step 3: Cross multiply
    340,018,333.20x = 510,027,499.80 × 124,579,587.60
  4. Step 4: Simplify right side
    340,018,333.20x = 63,539,015,589,743,080
  5. Step 5: Solve for x
    x = 63,539,015,589,743,080/340,018,333.20
  6. Step 6: Final answer
    x = 186,869,381.40

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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.