Home / 162,787,455-224,646,636.24-89,453,320.92

Finding the Fourth Proportional to 162,787,455, 224,646,636.24 and 89,453,320.92

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Solution

The fourth proportional to 162,787,455, 224,646,636.24 and 89,453,320.92 is: 123,445,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,787,455 : 224,646,636.24 = 89,453,320.92 : x
  2. Step 2: Convert to fraction form
    162,787,455/224,646,636.24 = 89,453,320.92/x
  3. Step 3: Cross multiply
    162,787,455x = 224,646,636.24 × 89,453,320.92
  4. Step 4: Simplify right side
    162,787,455x = 20,095,387,645,175,224
  5. Step 5: Solve for x
    x = 20,095,387,645,175,224/162,787,455
  6. Step 6: Final answer
    x = 123,445,554.48

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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.