Home / 73,816,209.40-110,724,314.10-70,121,054.20

Finding the Fourth Proportional to 73,816,209.40, 110,724,314.10 and 70,121,054.20

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Solution

The fourth proportional to 73,816,209.40, 110,724,314.10 and 70,121,054.20 is: 105,181,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,816,209.40 : 110,724,314.10 = 70,121,054.20 : x
  2. Step 2: Convert to fraction form
    73,816,209.40/110,724,314.10 = 70,121,054.20/x
  3. Step 3: Cross multiply
    73,816,209.40x = 110,724,314.10 × 70,121,054.20
  4. Step 4: Simplify right side
    73,816,209.40x = 7,764,105,630,263,924
  5. Step 5: Solve for x
    x = 7,764,105,630,263,924/73,816,209.40
  6. Step 6: Final answer
    x = 105,181,581.30

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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.