Home / 161,685,712.20-242,560,061.10-46,674,006.60

Finding the Fourth Proportional to 161,685,712.20, 242,560,061.10 and 46,674,006.60

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Solution

The fourth proportional to 161,685,712.20, 242,560,061.10 and 46,674,006.60 is: 70,020,100.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,685,712.20 : 242,560,061.10 = 46,674,006.60 : x
  2. Step 2: Convert to fraction form
    161,685,712.20/242,560,061.10 = 46,674,006.60/x
  3. Step 3: Cross multiply
    161,685,712.20x = 242,560,061.10 × 46,674,006.60
  4. Step 4: Simplify right side
    161,685,712.20x = 11,321,249,892,677,804
  5. Step 5: Solve for x
    x = 11,321,249,892,677,804/161,685,712.20
  6. Step 6: Final answer
    x = 70,020,100.96

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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.