Home / 103,478,827.60-155,218,241.40-88,090,658.20

Finding the Fourth Proportional to 103,478,827.60, 155,218,241.40 and 88,090,658.20

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Solution

The fourth proportional to 103,478,827.60, 155,218,241.40 and 88,090,658.20 is: 132,135,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,478,827.60 : 155,218,241.40 = 88,090,658.20 : x
  2. Step 2: Convert to fraction form
    103,478,827.60/155,218,241.40 = 88,090,658.20/x
  3. Step 3: Cross multiply
    103,478,827.60x = 155,218,241.40 × 88,090,658.20
  4. Step 4: Simplify right side
    103,478,827.60x = 13,673,277,049,572,490
  5. Step 5: Solve for x
    x = 13,673,277,049,572,490/103,478,827.60
  6. Step 6: Final answer
    x = 132,135,987.30

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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.