Home / 161,454,483.50-242,275,719.15-68,075,599.38

Finding the Fourth Proportional to 161,454,483.50, 242,275,719.15 and 68,075,599.38

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Solution

The fourth proportional to 161,454,483.50, 242,275,719.15 and 68,075,599.38 is: 102,153,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,454,483.50 : 242,275,719.15 = 68,075,599.38 : x
  2. Step 2: Convert to fraction form
    161,454,483.50/242,275,719.15 = 68,075,599.38/x
  3. Step 3: Cross multiply
    161,454,483.50x = 242,275,719.15 × 68,075,599.38
  4. Step 4: Simplify right side
    161,454,483.50x = 16,493,064,796,356,794
  5. Step 5: Solve for x
    x = 16,493,064,796,356,794/161,454,483.50
  6. Step 6: Final answer
    x = 102,153,030.62

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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.