Home / 156,695,814.40-235,043,721.60-155,688,044.80

Finding the Fourth Proportional to 156,695,814.40, 235,043,721.60 and 155,688,044.80

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Solution

The fourth proportional to 156,695,814.40, 235,043,721.60 and 155,688,044.80 is: 233,532,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,695,814.40 : 235,043,721.60 = 155,688,044.80 : x
  2. Step 2: Convert to fraction form
    156,695,814.40/235,043,721.60 = 155,688,044.80/x
  3. Step 3: Cross multiply
    156,695,814.40x = 235,043,721.60 × 155,688,044.80
  4. Step 4: Simplify right side
    156,695,814.40x = 36,593,497,458,419,528
  5. Step 5: Solve for x
    x = 36,593,497,458,419,528/156,695,814.40
  6. Step 6: Final answer
    x = 233,532,067.20

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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.