Home / 52,051,869.65-78,175,053.97-45,822,181.02

Finding the Fourth Proportional to 52,051,869.65, 78,175,053.97 and 45,822,181.02

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Solution

The fourth proportional to 52,051,869.65, 78,175,053.97 and 45,822,181.02 is: 68,818,881.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,051,869.65 : 78,175,053.97 = 45,822,181.02 : x
  2. Step 2: Convert to fraction form
    52,051,869.65/78,175,053.97 = 45,822,181.02/x
  3. Step 3: Cross multiply
    52,051,869.65x = 78,175,053.97 × 45,822,181.02
  4. Step 4: Simplify right side
    52,051,869.65x = 3,582,151,474,147,054.50
  5. Step 5: Solve for x
    x = 3,582,151,474,147,054.50/52,051,869.65
  6. Step 6: Final answer
    x = 68,818,881.98

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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.