Home / 345,303,822.60-517,514,834.70-140,600,622.60

Finding the Fourth Proportional to 345,303,822.60, 517,514,834.70 and 140,600,622.60

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Solution

The fourth proportional to 345,303,822.60, 517,514,834.70 and 140,600,622.60 is: 210,721,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,303,822.60 : 517,514,834.70 = 140,600,622.60 : x
  2. Step 2: Convert to fraction form
    345,303,822.60/517,514,834.70 = 140,600,622.60/x
  3. Step 3: Cross multiply
    345,303,822.60x = 517,514,834.70 × 140,600,622.60
  4. Step 4: Simplify right side
    345,303,822.60x = 72,762,907,963,556,080
  5. Step 5: Solve for x
    x = 72,762,907,963,556,080/345,303,822.60
  6. Step 6: Final answer
    x = 210,721,408.80

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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.