Home / 161,807,515.60-242,718,358.20-46,803,683.20

Finding the Fourth Proportional to 161,807,515.60, 242,718,358.20 and 46,803,683.20

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Solution

The fourth proportional to 161,807,515.60, 242,718,358.20 and 46,803,683.20 is: 70,207,574.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,807,515.60 : 242,718,358.20 = 46,803,683.20 : x
  2. Step 2: Convert to fraction form
    161,807,515.60/242,718,358.20 = 46,803,683.20/x
  3. Step 3: Cross multiply
    161,807,515.60x = 242,718,358.20 × 46,803,683.20
  4. Step 4: Simplify right side
    161,807,515.60x = 11,360,113,144,016,922
  5. Step 5: Solve for x
    x = 11,360,113,144,016,922/161,807,515.60
  6. Step 6: Final answer
    x = 70,207,574.12

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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.