Home / 97,988,884.60-135,223,587.66-53,934,941.56

Finding the Fourth Proportional to 97,988,884.60, 135,223,587.66 and 53,934,941.56

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Solution

The fourth proportional to 97,988,884.60, 135,223,587.66 and 53,934,941.56 is: 74,429,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,988,884.60 : 135,223,587.66 = 53,934,941.56 : x
  2. Step 2: Convert to fraction form
    97,988,884.60/135,223,587.66 = 53,934,941.56/x
  3. Step 3: Cross multiply
    97,988,884.60x = 135,223,587.66 × 53,934,941.56
  4. Step 4: Simplify right side
    97,988,884.60x = 7,293,276,297,975,637
  5. Step 5: Solve for x
    x = 7,293,276,297,975,637/97,988,884.60
  6. Step 6: Final answer
    x = 74,429,628.70

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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.