Home / 210,120,695.76-314,930,287.80-97,795,393.32

Finding the Fourth Proportional to 210,120,695.76, 314,930,287.80 and 97,795,393.32

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Solution

The fourth proportional to 210,120,695.76, 314,930,287.80 and 97,795,393.32 is: 146,576,381.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,120,695.76 : 314,930,287.80 = 97,795,393.32 : x
  2. Step 2: Convert to fraction form
    210,120,695.76/314,930,287.80 = 97,795,393.32/x
  3. Step 3: Cross multiply
    210,120,695.76x = 314,930,287.80 × 97,795,393.32
  4. Step 4: Simplify right side
    210,120,695.76x = 30,798,731,363,781,796
  5. Step 5: Solve for x
    x = 30,798,731,363,781,796/210,120,695.76
  6. Step 6: Final answer
    x = 146,576,381.98

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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.