Home / 130,914,928-196,373,376.15-58,112,136.51

Finding the Fourth Proportional to 130,914,928, 196,373,376.15 and 58,112,136.51

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Solution

The fourth proportional to 130,914,928, 196,373,376.15 and 58,112,136.51 is: 87,168,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,914,928 : 196,373,376.15 = 58,112,136.51 : x
  2. Step 2: Convert to fraction form
    130,914,928/196,373,376.15 = 58,112,136.51/x
  3. Step 3: Cross multiply
    130,914,928x = 196,373,376.15 × 58,112,136.51
  4. Step 4: Simplify right side
    130,914,928x = 11,411,676,441,758,378
  5. Step 5: Solve for x
    x = 11,411,676,441,758,378/130,914,928
  6. Step 6: Final answer
    x = 87,168,641.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.