Home / 97,311,840.21-134,290,695.24-52,657,812.52

Finding the Fourth Proportional to 97,311,840.21, 134,290,695.24 and 52,657,812.52

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Solution

The fourth proportional to 97,311,840.21, 134,290,695.24 and 52,657,812.52 is: 72,667,973.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,311,840.21 : 134,290,695.24 = 52,657,812.52 : x
  2. Step 2: Convert to fraction form
    97,311,840.21/134,290,695.24 = 52,657,812.52/x
  3. Step 3: Cross multiply
    97,311,840.21x = 134,290,695.24 × 52,657,812.52
  4. Step 4: Simplify right side
    97,311,840.21x = 7,071,454,252,792,650
  5. Step 5: Solve for x
    x = 7,071,454,252,792,650/97,311,840.21
  6. Step 6: Final answer
    x = 72,667,973.78

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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.