Home / 98,209,994.63-135,533,064.43-53,558,402.97

Finding the Fourth Proportional to 98,209,994.63, 135,533,064.43 and 53,558,402.97

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Solution

The fourth proportional to 98,209,994.63, 135,533,064.43 and 53,558,402.97 is: 73,912,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,209,994.63 : 135,533,064.43 = 53,558,402.97 : x
  2. Step 2: Convert to fraction form
    98,209,994.63/135,533,064.43 = 53,558,402.97/x
  3. Step 3: Cross multiply
    98,209,994.63x = 135,533,064.43 × 53,558,402.97
  4. Step 4: Simplify right side
    98,209,994.63x = 7,258,934,480,483,153
  5. Step 5: Solve for x
    x = 7,258,934,480,483,153/98,209,994.63
  6. Step 6: Final answer
    x = 73,912,380.38

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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.