Home / 7,889,906,088.09-10,889,153,635.14-4,837,542,413.81

Finding the Fourth Proportional to 7,889,906,088.09, 10,889,153,635.14 and 4,837,542,413.81

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Solution

The fourth proportional to 7,889,906,088.09, 10,889,153,635.14 and 4,837,542,413.81 is: 6,676,472,694.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,906,088.09 : 10,889,153,635.14 = 4,837,542,413.81 : x
  2. Step 2: Convert to fraction form
    7,889,906,088.09/10,889,153,635.14 = 4,837,542,413.81/x
  3. Step 3: Cross multiply
    7,889,906,088.09x = 10,889,153,635.14 × 4,837,542,413.81
  4. Step 4: Simplify right side
    7,889,906,088.09x = 52,676,742,560,430,817,280
  5. Step 5: Solve for x
    x = 52,676,742,560,430,817,280/7,889,906,088.09
  6. Step 6: Final answer
    x = 6,676,472,694.64

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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.