Home / 70,889,411.52-97,778,826-43,400,921.04

Finding the Fourth Proportional to 70,889,411.52, 97,778,826 and 43,400,921.04

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Solution

The fourth proportional to 70,889,411.52, 97,778,826 and 43,400,921.04 is: 59,863,539.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,889,411.52 : 97,778,826 = 43,400,921.04 : x
  2. Step 2: Convert to fraction form
    70,889,411.52/97,778,826 = 43,400,921.04/x
  3. Step 3: Cross multiply
    70,889,411.52x = 97,778,826 × 43,400,921.04
  4. Step 4: Simplify right side
    70,889,411.52x = 4,243,691,106,609,899
  5. Step 5: Solve for x
    x = 4,243,691,106,609,899/70,889,411.52
  6. Step 6: Final answer
    x = 59,863,539.78

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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.