Home / 524,646,914.67-786,970,273.59-156,187,256.40

Finding the Fourth Proportional to 524,646,914.67, 786,970,273.59 and 156,187,256.40

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Solution

The fourth proportional to 524,646,914.67, 786,970,273.59 and 156,187,256.40 is: 234,280,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,646,914.67 : 786,970,273.59 = 156,187,256.40 : x
  2. Step 2: Convert to fraction form
    524,646,914.67/786,970,273.59 = 156,187,256.40/x
  3. Step 3: Cross multiply
    524,646,914.67x = 786,970,273.59 × 156,187,256.40
  4. Step 4: Simplify right side
    524,646,914.67x = 122,914,727,900,379,488
  5. Step 5: Solve for x
    x = 122,914,727,900,379,488/524,646,914.67
  6. Step 6: Final answer
    x = 234,280,855.30

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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.