Home / 455,072,053.04-682,638,348.33-159,931,477.51

Finding the Fourth Proportional to 455,072,053.04, 682,638,348.33 and 159,931,477.51

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Solution

The fourth proportional to 455,072,053.04, 682,638,348.33 and 159,931,477.51 is: 239,907,853.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,072,053.04 : 682,638,348.33 = 159,931,477.51 : x
  2. Step 2: Convert to fraction form
    455,072,053.04/682,638,348.33 = 159,931,477.51/x
  3. Step 3: Cross multiply
    455,072,053.04x = 682,638,348.33 × 159,931,477.51
  4. Step 4: Simplify right side
    455,072,053.04x = 109,175,359,653,607,744
  5. Step 5: Solve for x
    x = 109,175,359,653,607,744/455,072,053.04
  6. Step 6: Final answer
    x = 239,907,853.98

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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.