Home / 157,768,500.71-236,664,640.82-47,095,428.58

Finding the Fourth Proportional to 157,768,500.71, 236,664,640.82 and 47,095,428.58

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Solution

The fourth proportional to 157,768,500.71, 236,664,640.82 and 47,095,428.58 is: 70,646,692.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,768,500.71 : 236,664,640.82 = 47,095,428.58 : x
  2. Step 2: Convert to fraction form
    157,768,500.71/236,664,640.82 = 47,095,428.58/x
  3. Step 3: Cross multiply
    157,768,500.71x = 236,664,640.82 × 47,095,428.58
  4. Step 4: Simplify right side
    157,768,500.71x = 11,145,822,689,149,662
  5. Step 5: Solve for x
    x = 11,145,822,689,149,662/157,768,500.71
  6. Step 6: Final answer
    x = 70,646,692.08

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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.