Home / 124,226,848.44-171,433,728.72-72,046,820.16

Finding the Fourth Proportional to 124,226,848.44, 171,433,728.72 and 72,046,820.16

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Solution

The fourth proportional to 124,226,848.44, 171,433,728.72 and 72,046,820.16 is: 99,425,004.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,226,848.44 : 171,433,728.72 = 72,046,820.16 : x
  2. Step 2: Convert to fraction form
    124,226,848.44/171,433,728.72 = 72,046,820.16/x
  3. Step 3: Cross multiply
    124,226,848.44x = 171,433,728.72 × 72,046,820.16
  4. Step 4: Simplify right side
    124,226,848.44x = 12,351,255,022,448,066
  5. Step 5: Solve for x
    x = 12,351,255,022,448,066/124,226,848.44
  6. Step 6: Final answer
    x = 99,425,004.96

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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.