Home / 414,072,024.40-620,871,840.60-155,295,686.80

Finding the Fourth Proportional to 414,072,024.40, 620,871,840.60 and 155,295,686.80

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Solution

The fourth proportional to 414,072,024.40, 620,871,840.60 and 155,295,686.80 is: 232,854,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,072,024.40 : 620,871,840.60 = 155,295,686.80 : x
  2. Step 2: Convert to fraction form
    414,072,024.40/620,871,840.60 = 155,295,686.80/x
  3. Step 3: Cross multiply
    414,072,024.40x = 620,871,840.60 × 155,295,686.80
  4. Step 4: Simplify right side
    414,072,024.40x = 96,418,718,900,757,136
  5. Step 5: Solve for x
    x = 96,418,718,900,757,136/414,072,024.40
  6. Step 6: Final answer
    x = 232,854,946.05

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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.