Home / 72,343,374.72-99,809,166.36-44,831,264.64

Finding the Fourth Proportional to 72,343,374.72, 99,809,166.36 and 44,831,264.64

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Solution

The fourth proportional to 72,343,374.72, 99,809,166.36 and 44,831,264.64 is: 61,851,844.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,343,374.72 : 99,809,166.36 = 44,831,264.64 : x
  2. Step 2: Convert to fraction form
    72,343,374.72/99,809,166.36 = 44,831,264.64/x
  3. Step 3: Cross multiply
    72,343,374.72x = 99,809,166.36 × 44,831,264.64
  4. Step 4: Simplify right side
    72,343,374.72x = 4,474,571,150,582,945.50
  5. Step 5: Solve for x
    x = 4,474,571,150,582,945.50/72,343,374.72
  6. Step 6: Final answer
    x = 61,851,844.32

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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.