Home / 115,774,011.35-159,760,977.63-63,562,754.33

Finding the Fourth Proportional to 115,774,011.35, 159,760,977.63 and 63,562,754.33

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Solution

The fourth proportional to 115,774,011.35, 159,760,977.63 and 63,562,754.33 is: 87,712,671.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,774,011.35 : 159,760,977.63 = 63,562,754.33 : x
  2. Step 2: Convert to fraction form
    115,774,011.35/159,760,977.63 = 63,562,754.33/x
  3. Step 3: Cross multiply
    115,774,011.35x = 159,760,977.63 × 63,562,754.33
  4. Step 4: Simplify right side
    115,774,011.35x = 10,154,847,771,817,510
  5. Step 5: Solve for x
    x = 10,154,847,771,817,510/115,774,011.35
  6. Step 6: Final answer
    x = 87,712,671.04

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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.