Home / 157,880,645.67-236,818,282.54-47,216,568.63

Finding the Fourth Proportional to 157,880,645.67, 236,818,282.54 and 47,216,568.63

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Solution

The fourth proportional to 157,880,645.67, 236,818,282.54 and 47,216,568.63 is: 70,824,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,880,645.67 : 236,818,282.54 = 47,216,568.63 : x
  2. Step 2: Convert to fraction form
    157,880,645.67/236,818,282.54 = 47,216,568.63/x
  3. Step 3: Cross multiply
    157,880,645.67x = 236,818,282.54 × 47,216,568.63
  4. Step 4: Simplify right side
    157,880,645.67x = 11,181,746,690,388,640
  5. Step 5: Solve for x
    x = 11,181,746,690,388,640/157,880,645.67
  6. Step 6: Final answer
    x = 70,824,049.67

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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.