Home / 64,528,040.30-89,048,708.42-35,159,372.86

Finding the Fourth Proportional to 64,528,040.30, 89,048,708.42 and 35,159,372.86

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Solution

The fourth proportional to 64,528,040.30, 89,048,708.42 and 35,159,372.86 is: 48,519,941.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,528,040.30 : 89,048,708.42 = 35,159,372.86 : x
  2. Step 2: Convert to fraction form
    64,528,040.30/89,048,708.42 = 35,159,372.86/x
  3. Step 3: Cross multiply
    64,528,040.30x = 89,048,708.42 × 35,159,372.86
  4. Step 4: Simplify right side
    64,528,040.30x = 3,130,896,741,594,957.50
  5. Step 5: Solve for x
    x = 3,130,896,741,594,957.50/64,528,040.30
  6. Step 6: Final answer
    x = 48,519,941.52

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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.