Home / 146,488,180.68-202,061,736.95-86,907,294.51

Finding the Fourth Proportional to 146,488,180.68, 202,061,736.95 and 86,907,294.51

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Solution

The fourth proportional to 146,488,180.68, 202,061,736.95 and 86,907,294.51 is: 119,877,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,488,180.68 : 202,061,736.95 = 86,907,294.51 : x
  2. Step 2: Convert to fraction form
    146,488,180.68/202,061,736.95 = 86,907,294.51/x
  3. Step 3: Cross multiply
    146,488,180.68x = 202,061,736.95 × 86,907,294.51
  4. Step 4: Simplify right side
    146,488,180.68x = 17,560,638,881,305,488
  5. Step 5: Solve for x
    x = 17,560,638,881,305,488/146,488,180.68
  6. Step 6: Final answer
    x = 119,877,513.67

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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.