Home / 17,312,464,172.16-23,889,185,014.28-9,691,927,363.68

Finding the Fourth Proportional to 17,312,464,172.16, 23,889,185,014.28 and 9,691,927,363.68

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Solution

The fourth proportional to 17,312,464,172.16, 23,889,185,014.28 and 9,691,927,363.68 is: 13,373,731,413.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312,464,172.16 : 23,889,185,014.28 = 9,691,927,363.68 : x
  2. Step 2: Convert to fraction form
    17,312,464,172.16/23,889,185,014.28 = 9,691,927,363.68/x
  3. Step 3: Cross multiply
    17,312,464,172.16x = 23,889,185,014.28 × 9,691,927,363.68
  4. Step 4: Simplify right side
    17,312,464,172.16x = 231,532,245,935,914,516,480
  5. Step 5: Solve for x
    x = 231,532,245,935,914,516,480/17,312,464,172.16
  6. Step 6: Final answer
    x = 13,373,731,413.02

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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.