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Finding the Fourth Proportional to 100,294,530.35, 140,125,364.35 and 100,294,530.35

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Solution

The fourth proportional to 100,294,530.35, 140,125,364.35 and 100,294,530.35 is: 140,125,364.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,294,530.35 : 140,125,364.35 = 100,294,530.35 : x
  2. Step 2: Convert to fraction form
    100,294,530.35/140,125,364.35 = 100,294,530.35/x
  3. Step 3: Cross multiply
    100,294,530.35x = 140,125,364.35 × 100,294,530.35
  4. Step 4: Simplify right side
    100,294,530.35x = 14,053,807,607,605,882
  5. Step 5: Solve for x
    x = 14,053,807,607,605,882/100,294,530.35
  6. Step 6: Final answer
    x = 140,125,364.35

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.