Home / 77,161,337.83-116,203,909.09-70,273,862.47

Finding the Fourth Proportional to 77,161,337.83, 116,203,909.09 and 70,273,862.47

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Solution

The fourth proportional to 77,161,337.83, 116,203,909.09 and 70,273,862.47 is: 105,831,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,161,337.83 : 116,203,909.09 = 70,273,862.47 : x
  2. Step 2: Convert to fraction form
    77,161,337.83/116,203,909.09 = 70,273,862.47/x
  3. Step 3: Cross multiply
    77,161,337.83x = 116,203,909.09 × 70,273,862.47
  4. Step 4: Simplify right side
    77,161,337.83x = 8,166,097,525,867,043
  5. Step 5: Solve for x
    x = 8,166,097,525,867,043/77,161,337.83
  6. Step 6: Final answer
    x = 105,831,466.32

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.