Home / 161,718,328.20-242,608,985.10-46,706,622.60

Finding the Fourth Proportional to 161,718,328.20, 242,608,985.10 and 46,706,622.60

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Solution

The fourth proportional to 161,718,328.20, 242,608,985.10 and 46,706,622.60 is: 70,069,029.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,718,328.20 : 242,608,985.10 = 46,706,622.60 : x
  2. Step 2: Convert to fraction form
    161,718,328.20/242,608,985.10 = 46,706,622.60/x
  3. Step 3: Cross multiply
    161,718,328.20x = 242,608,985.10 × 46,706,622.60
  4. Step 4: Simplify right side
    161,718,328.20x = 11,331,446,306,434,724
  5. Step 5: Solve for x
    x = 11,331,446,306,434,724/161,718,328.20
  6. Step 6: Final answer
    x = 70,069,029.48

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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.