Home / 64,517,438.40-96,776,157.60-56,959,166.40

Finding the Fourth Proportional to 64,517,438.40, 96,776,157.60 and 56,959,166.40

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Solution

The fourth proportional to 64,517,438.40, 96,776,157.60 and 56,959,166.40 is: 85,438,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,517,438.40 : 96,776,157.60 = 56,959,166.40 : x
  2. Step 2: Convert to fraction form
    64,517,438.40/96,776,157.60 = 56,959,166.40/x
  3. Step 3: Cross multiply
    64,517,438.40x = 96,776,157.60 × 56,959,166.40
  4. Step 4: Simplify right side
    64,517,438.40x = 5,512,289,264,291,024
  5. Step 5: Solve for x
    x = 5,512,289,264,291,024/64,517,438.40
  6. Step 6: Final answer
    x = 85,438,749.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.