Home / 930,883,519.48-1,395,905,079.96-266,745,631.60

Finding the Fourth Proportional to 930,883,519.48, 1,395,905,079.96 and 266,745,631.60

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Solution

The fourth proportional to 930,883,519.48, 1,395,905,079.96 and 266,745,631.60 is: 399,998,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,883,519.48 : 1,395,905,079.96 = 266,745,631.60 : x
  2. Step 2: Convert to fraction form
    930,883,519.48/1,395,905,079.96 = 266,745,631.60/x
  3. Step 3: Cross multiply
    930,883,519.48x = 1,395,905,079.96 × 266,745,631.60
  4. Step 4: Simplify right side
    930,883,519.48x = 372,351,582,207,578,688
  5. Step 5: Solve for x
    x = 372,351,582,207,578,688/930,883,519.48
  6. Step 6: Final answer
    x = 399,998,038.87

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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.