Home / 161,807,511.60-242,718,352.20-46,803,679.20

Finding the Fourth Proportional to 161,807,511.60, 242,718,352.20 and 46,803,679.20

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Solution

The fourth proportional to 161,807,511.60, 242,718,352.20 and 46,803,679.20 is: 70,207,568.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,807,511.60 : 242,718,352.20 = 46,803,679.20 : x
  2. Step 2: Convert to fraction form
    161,807,511.60/242,718,352.20 = 46,803,679.20/x
  3. Step 3: Cross multiply
    161,807,511.60x = 242,718,352.20 × 46,803,679.20
  4. Step 4: Simplify right side
    161,807,511.60x = 11,360,111,892,321,414
  5. Step 5: Solve for x
    x = 11,360,111,892,321,414/161,807,511.60
  6. Step 6: Final answer
    x = 70,207,568.12

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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.