Home / 403,880,127.20-605,820,190.80-335,005,373.60

Finding the Fourth Proportional to 403,880,127.20, 605,820,190.80 and 335,005,373.60

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Solution

The fourth proportional to 403,880,127.20, 605,820,190.80 and 335,005,373.60 is: 502,508,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,880,127.20 : 605,820,190.80 = 335,005,373.60 : x
  2. Step 2: Convert to fraction form
    403,880,127.20/605,820,190.80 = 335,005,373.60/x
  3. Step 3: Cross multiply
    403,880,127.20x = 605,820,190.80 × 335,005,373.60
  4. Step 4: Simplify right side
    403,880,127.20x = 202,953,019,353,377,280
  5. Step 5: Solve for x
    x = 202,953,019,353,377,280/403,880,127.20
  6. Step 6: Final answer
    x = 502,508,060.40

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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.