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Finding the Fourth Proportional to 119,596,572.45, 167,888,697.75 and 119,596,572.45

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Solution

The fourth proportional to 119,596,572.45, 167,888,697.75 and 119,596,572.45 is: 167,888,697.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,596,572.45 : 167,888,697.75 = 119,596,572.45 : x
  2. Step 2: Convert to fraction form
    119,596,572.45/167,888,697.75 = 119,596,572.45/x
  3. Step 3: Cross multiply
    119,596,572.45x = 167,888,697.75 × 119,596,572.45
  4. Step 4: Simplify right side
    119,596,572.45x = 20,078,912,803,994,028
  5. Step 5: Solve for x
    x = 20,078,912,803,994,028/119,596,572.45
  6. Step 6: Final answer
    x = 167,888,697.75

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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.