Home / 73,069,620.81-100,836,068.07-43,700,948.83

Finding the Fourth Proportional to 73,069,620.81, 100,836,068.07 and 43,700,948.83

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Solution

The fourth proportional to 73,069,620.81, 100,836,068.07 and 43,700,948.83 is: 60,307,304.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,069,620.81 : 100,836,068.07 = 43,700,948.83 : x
  2. Step 2: Convert to fraction form
    73,069,620.81/100,836,068.07 = 43,700,948.83/x
  3. Step 3: Cross multiply
    73,069,620.81x = 100,836,068.07 × 43,700,948.83
  4. Step 4: Simplify right side
    73,069,620.81x = 4,406,631,850,945,466.50
  5. Step 5: Solve for x
    x = 4,406,631,850,945,466.50/73,069,620.81
  6. Step 6: Final answer
    x = 60,307,304.22

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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.