Home / 87,097,950.19-120,133,977.23-57,319,110.46

Finding the Fourth Proportional to 87,097,950.19, 120,133,977.23 and 57,319,110.46

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Solution

The fourth proportional to 87,097,950.19, 120,133,977.23 and 57,319,110.46 is: 79,060,100.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,097,950.19 : 120,133,977.23 = 57,319,110.46 : x
  2. Step 2: Convert to fraction form
    87,097,950.19/120,133,977.23 = 57,319,110.46/x
  3. Step 3: Cross multiply
    87,097,950.19x = 120,133,977.23 × 57,319,110.46
  4. Step 4: Simplify right side
    87,097,950.19x = 6,885,972,710,845,495
  5. Step 5: Solve for x
    x = 6,885,972,710,845,495/87,097,950.19
  6. Step 6: Final answer
    x = 79,060,100.68

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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.