Home / 84,120,203.52-116,086,041.48-46,443,440.32

Finding the Fourth Proportional to 84,120,203.52, 116,086,041.48 and 46,443,440.32

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Solution

The fourth proportional to 84,120,203.52, 116,086,041.48 and 46,443,440.32 is: 64,092,036.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,120,203.52 : 116,086,041.48 = 46,443,440.32 : x
  2. Step 2: Convert to fraction form
    84,120,203.52/116,086,041.48 = 46,443,440.32/x
  3. Step 3: Cross multiply
    84,120,203.52x = 116,086,041.48 × 46,443,440.32
  4. Step 4: Simplify right side
    84,120,203.52x = 5,391,435,139,461,425
  5. Step 5: Solve for x
    x = 5,391,435,139,461,425/84,120,203.52
  6. Step 6: Final answer
    x = 64,092,036.32

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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.