Home / 76,141,637.40-105,076,737.42-41,334,327.81

Finding the Fourth Proportional to 76,141,637.40, 105,076,737.42 and 41,334,327.81

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Solution

The fourth proportional to 76,141,637.40, 105,076,737.42 and 41,334,327.81 is: 57,042,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,141,637.40 : 105,076,737.42 = 41,334,327.81 : x
  2. Step 2: Convert to fraction form
    76,141,637.40/105,076,737.42 = 41,334,327.81/x
  3. Step 3: Cross multiply
    76,141,637.40x = 105,076,737.42 × 41,334,327.81
  4. Step 4: Simplify right side
    76,141,637.40x = 4,343,276,309,723,574
  5. Step 5: Solve for x
    x = 4,343,276,309,723,574/76,141,637.40
  6. Step 6: Final answer
    x = 57,042,066.05

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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.