Home / 6,989,847,993.95-9,645,925,041.56-3,818,030,696.51

Finding the Fourth Proportional to 6,989,847,993.95, 9,645,925,041.56 and 3,818,030,696.51

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Solution

The fourth proportional to 6,989,847,993.95, 9,645,925,041.56 and 3,818,030,696.51 is: 5,268,846,752.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,847,993.95 : 9,645,925,041.56 = 3,818,030,696.51 : x
  2. Step 2: Convert to fraction form
    6,989,847,993.95/9,645,925,041.56 = 3,818,030,696.51/x
  3. Step 3: Cross multiply
    6,989,847,993.95x = 9,645,925,041.56 × 3,818,030,696.51
  4. Step 4: Simplify right side
    6,989,847,993.95x = 36,828,437,904,891,490,304
  5. Step 5: Solve for x
    x = 36,828,437,904,891,490,304/6,989,847,993.95
  6. Step 6: Final answer
    x = 5,268,846,752.71

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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.