Home / 85,001,903.59-117,293,582.53-47,831,536.11

Finding the Fourth Proportional to 85,001,903.59, 117,293,582.53 and 47,831,536.11

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Solution

The fourth proportional to 85,001,903.59, 117,293,582.53 and 47,831,536.11 is: 66,002,430.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,001,903.59 : 117,293,582.53 = 47,831,536.11 : x
  2. Step 2: Convert to fraction form
    85,001,903.59/117,293,582.53 = 47,831,536.11/x
  3. Step 3: Cross multiply
    85,001,903.59x = 117,293,582.53 × 47,831,536.11
  4. Step 4: Simplify right side
    85,001,903.59x = 5,610,332,228,754,601
  5. Step 5: Solve for x
    x = 5,610,332,228,754,601/85,001,903.59
  6. Step 6: Final answer
    x = 66,002,430.44

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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.