Home / 135,868,016,408.96-187,498,430,948.88-74,899,045,347.46

Finding the Fourth Proportional to 135,868,016,408.96, 187,498,430,948.88 and 74,899,045,347.46

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Solution

The fourth proportional to 135,868,016,408.96, 187,498,430,948.88 and 74,899,045,347.46 is: 103,360,995,864.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,868,016,408.96 : 187,498,430,948.88 = 74,899,045,347.46 : x
  2. Step 2: Convert to fraction form
    135,868,016,408.96/187,498,430,948.88 = 74,899,045,347.46/x
  3. Step 3: Cross multiply
    135,868,016,408.96x = 187,498,430,948.88 × 74,899,045,347.46
  4. Step 4: Simplify right side
    135,868,016,408.96x = 14,043,453,482,217,385,230,336
  5. Step 5: Solve for x
    x = 14,043,453,482,217,385,230,336/135,868,016,408.96
  6. Step 6: Final answer
    x = 103,360,995,864.89

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1.5x scale

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.