Home / 161,718,448.20-242,609,165.10-46,706,742.60

Finding the Fourth Proportional to 161,718,448.20, 242,609,165.10 and 46,706,742.60

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Solution

The fourth proportional to 161,718,448.20, 242,609,165.10 and 46,706,742.60 is: 70,069,209.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,718,448.20 : 242,609,165.10 = 46,706,742.60 : x
  2. Step 2: Convert to fraction form
    161,718,448.20/242,609,165.10 = 46,706,742.60/x
  3. Step 3: Cross multiply
    161,718,448.20x = 242,609,165.10 × 46,706,742.60
  4. Step 4: Simplify right side
    161,718,448.20x = 11,331,483,826,726,604
  5. Step 5: Solve for x
    x = 11,331,483,826,726,604/161,718,448.20
  6. Step 6: Final answer
    x = 70,069,209.50

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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.