Home / 119,821,352.83-179,737,157.72-47,053,878.64

Finding the Fourth Proportional to 119,821,352.83, 179,737,157.72 and 47,053,878.64

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Solution

The fourth proportional to 119,821,352.83, 179,737,157.72 and 47,053,878.64 is: 70,582,831.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,821,352.83 : 179,737,157.72 = 47,053,878.64 : x
  2. Step 2: Convert to fraction form
    119,821,352.83/179,737,157.72 = 47,053,878.64/x
  3. Step 3: Cross multiply
    119,821,352.83x = 179,737,157.72 × 47,053,878.64
  4. Step 4: Simplify right side
    119,821,352.83x = 8,457,330,406,455,419
  5. Step 5: Solve for x
    x = 8,457,330,406,455,419/119,821,352.83
  6. Step 6: Final answer
    x = 70,582,831.91

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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.