Home / 73,813,346.30-110,720,019.45-70,454,114.30

Finding the Fourth Proportional to 73,813,346.30, 110,720,019.45 and 70,454,114.30

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Solution

The fourth proportional to 73,813,346.30, 110,720,019.45 and 70,454,114.30 is: 105,681,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,813,346.30 : 110,720,019.45 = 70,454,114.30 : x
  2. Step 2: Convert to fraction form
    73,813,346.30/110,720,019.45 = 70,454,114.30/x
  3. Step 3: Cross multiply
    73,813,346.30x = 110,720,019.45 × 70,454,114.30
  4. Step 4: Simplify right side
    73,813,346.30x = 7,800,680,905,628,523
  5. Step 5: Solve for x
    x = 7,800,680,905,628,523/73,813,346.30
  6. Step 6: Final answer
    x = 105,681,171.45

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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.