Home / 72,343,379.84-99,809,173.20-44,831,269.76

Finding the Fourth Proportional to 72,343,379.84, 99,809,173.20 and 44,831,269.76

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Solution

The fourth proportional to 72,343,379.84, 99,809,173.20 and 44,831,269.76 is: 61,851,851.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,343,379.84 : 99,809,173.20 = 44,831,269.76 : x
  2. Step 2: Convert to fraction form
    72,343,379.84/99,809,173.20 = 44,831,269.76/x
  3. Step 3: Cross multiply
    72,343,379.84x = 99,809,173.20 × 44,831,269.76
  4. Step 4: Simplify right side
    72,343,379.84x = 4,474,571,968,251,762.50
  5. Step 5: Solve for x
    x = 4,474,571,968,251,762.50/72,343,379.84
  6. Step 6: Final answer
    x = 61,851,851.24

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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.