Home / 6,445,824,382.80-9,668,736,574.20-1,787,689,342.80

Finding the Fourth Proportional to 6,445,824,382.80, 9,668,736,574.20 and 1,787,689,342.80

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Solution

The fourth proportional to 6,445,824,382.80, 9,668,736,574.20 and 1,787,689,342.80 is: 2,681,534,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445,824,382.80 : 9,668,736,574.20 = 1,787,689,342.80 : x
  2. Step 2: Convert to fraction form
    6,445,824,382.80/9,668,736,574.20 = 1,787,689,342.80/x
  3. Step 3: Cross multiply
    6,445,824,382.80x = 9,668,736,574.20 × 1,787,689,342.80
  4. Step 4: Simplify right side
    6,445,824,382.80x = 17,284,697,332,037,922,816
  5. Step 5: Solve for x
    x = 17,284,697,332,037,922,816/6,445,824,382.80
  6. Step 6: Final answer
    x = 2,681,534,014.20

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1.5x scale

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.