Home / 78,734,145.60-118,101,218.40-24,881,457.60

Finding the Fourth Proportional to 78,734,145.60, 118,101,218.40 and 24,881,457.60

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Solution

The fourth proportional to 78,734,145.60, 118,101,218.40 and 24,881,457.60 is: 37,322,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,734,145.60 : 118,101,218.40 = 24,881,457.60 : x
  2. Step 2: Convert to fraction form
    78,734,145.60/118,101,218.40 = 24,881,457.60/x
  3. Step 3: Cross multiply
    78,734,145.60x = 118,101,218.40 × 24,881,457.60
  4. Step 4: Simplify right side
    78,734,145.60x = 2,938,530,458,127,940
  5. Step 5: Solve for x
    x = 2,938,530,458,127,940/78,734,145.60
  6. Step 6: Final answer
    x = 37,322,186.40

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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.