Home / 3,887,688,087.66-5,365,006,094.16-2,194,499,128.26

Finding the Fourth Proportional to 3,887,688,087.66, 5,365,006,094.16 and 2,194,499,128.26

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Solution

The fourth proportional to 3,887,688,087.66, 5,365,006,094.16 and 2,194,499,128.26 is: 3,028,406,840.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,688,087.66 : 5,365,006,094.16 = 2,194,499,128.26 : x
  2. Step 2: Convert to fraction form
    3,887,688,087.66/5,365,006,094.16 = 2,194,499,128.26/x
  3. Step 3: Cross multiply
    3,887,688,087.66x = 5,365,006,094.16 × 2,194,499,128.26
  4. Step 4: Simplify right side
    3,887,688,087.66x = 11,773,501,196,743,708,672
  5. Step 5: Solve for x
    x = 11,773,501,196,743,708,672/3,887,688,087.66
  6. Step 6: Final answer
    x = 3,028,406,840.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.