Home / 64,558,759,896.54-89,123,343,025.50-40,152,037,104.81

Finding the Fourth Proportional to 64,558,759,896.54, 89,123,343,025.50 and 40,152,037,104.81

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Solution

The fourth proportional to 64,558,759,896.54, 89,123,343,025.50 and 40,152,037,104.81 is: 55,429,871,667.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,558,759,896.54 : 89,123,343,025.50 = 40,152,037,104.81 : x
  2. Step 2: Convert to fraction form
    64,558,759,896.54/89,123,343,025.50 = 40,152,037,104.81/x
  3. Step 3: Cross multiply
    64,558,759,896.54x = 89,123,343,025.50 × 40,152,037,104.81
  4. Step 4: Simplify right side
    64,558,759,896.54x = 3,578,483,776,064,585,203,712
  5. Step 5: Solve for x
    x = 3,578,483,776,064,585,203,712/64,558,759,896.54
  6. Step 6: Final answer
    x = 55,429,871,667.29

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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.