Home / 7,485,787,639.77-10,330,389,382.60-4,098,911,572.50

Finding the Fourth Proportional to 7,485,787,639.77, 10,330,389,382.60 and 4,098,911,572.50

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Solution

The fourth proportional to 7,485,787,639.77, 10,330,389,382.60 and 4,098,911,572.50 is: 5,656,499,305.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,787,639.77 : 10,330,389,382.60 = 4,098,911,572.50 : x
  2. Step 2: Convert to fraction form
    7,485,787,639.77/10,330,389,382.60 = 4,098,911,572.50/x
  3. Step 3: Cross multiply
    7,485,787,639.77x = 10,330,389,382.60 × 4,098,911,572.50
  4. Step 4: Simplify right side
    7,485,787,639.77x = 42,343,352,588,770,271,232
  5. Step 5: Solve for x
    x = 42,343,352,588,770,271,232/7,485,787,639.77
  6. Step 6: Final answer
    x = 5,656,499,305.94

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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.