Home / 2,989,361,807.40-4,484,042,711.10-2,718,167,465.10

Finding the Fourth Proportional to 2,989,361,807.40, 4,484,042,711.10 and 2,718,167,465.10

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Solution

The fourth proportional to 2,989,361,807.40, 4,484,042,711.10 and 2,718,167,465.10 is: 4,077,251,197.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,361,807.40 : 4,484,042,711.10 = 2,718,167,465.10 : x
  2. Step 2: Convert to fraction form
    2,989,361,807.40/4,484,042,711.10 = 2,718,167,465.10/x
  3. Step 3: Cross multiply
    2,989,361,807.40x = 4,484,042,711.10 × 2,718,167,465.10
  4. Step 4: Simplify right side
    2,989,361,807.40x = 12,188,379,009,430,818,816
  5. Step 5: Solve for x
    x = 12,188,379,009,430,818,816/2,989,361,807.40
  6. Step 6: Final answer
    x = 4,077,251,197.65

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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.