Home / 146,488,176.71-202,061,731.44-86,907,290.53

Finding the Fourth Proportional to 146,488,176.71, 202,061,731.44 and 86,907,290.53

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Solution

The fourth proportional to 146,488,176.71, 202,061,731.44 and 86,907,290.53 is: 119,877,508.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,488,176.71 : 202,061,731.44 = 86,907,290.53 : x
  2. Step 2: Convert to fraction form
    146,488,176.71/202,061,731.44 = 86,907,290.53/x
  3. Step 3: Cross multiply
    146,488,176.71x = 202,061,731.44 × 86,907,290.53
  4. Step 4: Simplify right side
    146,488,176.71x = 17,560,637,599,450,528
  5. Step 5: Solve for x
    x = 17,560,637,599,450,528/146,488,176.71
  6. Step 6: Final answer
    x = 119,877,508.16

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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.