Home / 3,317,585,981.48-4,578,284,258.69-1,812,233,216.95

Finding the Fourth Proportional to 3,317,585,981.48, 4,578,284,258.69 and 1,812,233,216.95

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Solution

The fourth proportional to 3,317,585,981.48, 4,578,284,258.69 and 1,812,233,216.95 is: 2,500,890,363.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,585,981.48 : 4,578,284,258.69 = 1,812,233,216.95 : x
  2. Step 2: Convert to fraction form
    3,317,585,981.48/4,578,284,258.69 = 1,812,233,216.95/x
  3. Step 3: Cross multiply
    3,317,585,981.48x = 4,578,284,258.69 × 1,812,233,216.95
  4. Step 4: Simplify right side
    3,317,585,981.48x = 8,296,918,810,216,818,688
  5. Step 5: Solve for x
    x = 8,296,918,810,216,818,688/3,317,585,981.48
  6. Step 6: Final answer
    x = 2,500,890,363.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.