Home / 210,316,848.30-315,475,272.45-174,485,040.30

Finding the Fourth Proportional to 210,316,848.30, 315,475,272.45 and 174,485,040.30

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Solution

The fourth proportional to 210,316,848.30, 315,475,272.45 and 174,485,040.30 is: 261,727,560.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,316,848.30 : 315,475,272.45 = 174,485,040.30 : x
  2. Step 2: Convert to fraction form
    210,316,848.30/315,475,272.45 = 174,485,040.30/x
  3. Step 3: Cross multiply
    210,316,848.30x = 315,475,272.45 × 174,485,040.30
  4. Step 4: Simplify right side
    210,316,848.30x = 55,045,715,627,091,728
  5. Step 5: Solve for x
    x = 55,045,715,627,091,728/210,316,848.30
  6. Step 6: Final answer
    x = 261,727,560.45

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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.