Home / 105,416,698.30-145,476,529.14-60,737,977.72

Finding the Fourth Proportional to 105,416,698.30, 145,476,529.14 and 60,737,977.72

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Solution

The fourth proportional to 105,416,698.30, 145,476,529.14 and 60,737,977.72 is: 83,819,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,416,698.30 : 145,476,529.14 = 60,737,977.72 : x
  2. Step 2: Convert to fraction form
    105,416,698.30/145,476,529.14 = 60,737,977.72/x
  3. Step 3: Cross multiply
    105,416,698.30x = 145,476,529.14 × 60,737,977.72
  4. Step 4: Simplify right side
    105,416,698.30x = 8,835,950,185,688,250
  5. Step 5: Solve for x
    x = 8,835,950,185,688,250/105,416,698.30
  6. Step 6: Final answer
    x = 83,819,265.15

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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.