Home / 17,312,464,139.16-23,889,184,968.72-9,691,927,330.68

Finding the Fourth Proportional to 17,312,464,139.16, 23,889,184,968.72 and 9,691,927,330.68

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Solution

The fourth proportional to 17,312,464,139.16, 23,889,184,968.72 and 9,691,927,330.68 is: 13,373,731,367.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312,464,139.16 : 23,889,184,968.72 = 9,691,927,330.68 : x
  2. Step 2: Convert to fraction form
    17,312,464,139.16/23,889,184,968.72 = 9,691,927,330.68/x
  3. Step 3: Cross multiply
    17,312,464,139.16x = 23,889,184,968.72 × 9,691,927,330.68
  4. Step 4: Simplify right side
    17,312,464,139.16x = 231,532,244,706,007,220,224
  5. Step 5: Solve for x
    x = 231,532,244,706,007,220,224/17,312,464,139.16
  6. Step 6: Final answer
    x = 13,373,731,367.47

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Double scale
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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.