Home / 13,113,874,071.12-18,097,146,078.02-7,092,379,475.04

Finding the Fourth Proportional to 13,113,874,071.12, 18,097,146,078.02 and 7,092,379,475.04

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Solution

The fourth proportional to 13,113,874,071.12, 18,097,146,078.02 and 7,092,379,475.04 is: 9,787,483,599.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113,874,071.12 : 18,097,146,078.02 = 7,092,379,475.04 : x
  2. Step 2: Convert to fraction form
    13,113,874,071.12/18,097,146,078.02 = 7,092,379,475.04/x
  3. Step 3: Cross multiply
    13,113,874,071.12x = 18,097,146,078.02 × 7,092,379,475.04
  4. Step 4: Simplify right side
    13,113,874,071.12x = 128,351,827,400,585,576,448
  5. Step 5: Solve for x
    x = 128,351,827,400,585,576,448/13,113,874,071.12
  6. Step 6: Final answer
    x = 9,787,483,599.77

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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.