Home / 72,096,558.12-99,459,899.46-63,845,029.80

Finding the Fourth Proportional to 72,096,558.12, 99,459,899.46 and 63,845,029.80

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Solution

The fourth proportional to 72,096,558.12, 99,459,899.46 and 63,845,029.80 is: 88,076,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,096,558.12 : 99,459,899.46 = 63,845,029.80 : x
  2. Step 2: Convert to fraction form
    72,096,558.12/99,459,899.46 = 63,845,029.80/x
  3. Step 3: Cross multiply
    72,096,558.12x = 99,459,899.46 × 63,845,029.80
  4. Step 4: Simplify right side
    72,096,558.12x = 6,350,020,244,928,703
  5. Step 5: Solve for x
    x = 6,350,020,244,928,703/72,096,558.12
  6. Step 6: Final answer
    x = 88,076,607.41

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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.