Home / 157,712,708.70-236,569,063.05-111,796,206.30

Finding the Fourth Proportional to 157,712,708.70, 236,569,063.05 and 111,796,206.30

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Solution

The fourth proportional to 157,712,708.70, 236,569,063.05 and 111,796,206.30 is: 167,694,309.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,712,708.70 : 236,569,063.05 = 111,796,206.30 : x
  2. Step 2: Convert to fraction form
    157,712,708.70/236,569,063.05 = 111,796,206.30/x
  3. Step 3: Cross multiply
    157,712,708.70x = 236,569,063.05 × 111,796,206.30
  4. Step 4: Simplify right side
    157,712,708.70x = 26,447,523,776,935,508
  5. Step 5: Solve for x
    x = 26,447,523,776,935,508/157,712,708.70
  6. Step 6: Final answer
    x = 167,694,309.45

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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.