Home / 73,554,741.81-101,505,543.30-42,632,847.18

Finding the Fourth Proportional to 73,554,741.81, 101,505,543.30 and 42,632,847.18

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Solution

The fourth proportional to 73,554,741.81, 101,505,543.30 and 42,632,847.18 is: 58,833,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,554,741.81 : 101,505,543.30 = 42,632,847.18 : x
  2. Step 2: Convert to fraction form
    73,554,741.81/101,505,543.30 = 42,632,847.18/x
  3. Step 3: Cross multiply
    73,554,741.81x = 101,505,543.30 × 42,632,847.18
  4. Step 4: Simplify right side
    73,554,741.81x = 4,327,470,315,431,772.50
  5. Step 5: Solve for x
    x = 4,327,470,315,431,772.50/73,554,741.81
  6. Step 6: Final answer
    x = 58,833,328.88

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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.