Home / 11,447,730,302.73-15,787,209,448.51-7,429,103,663.77

Finding the Fourth Proportional to 11,447,730,302.73, 15,787,209,448.51 and 7,429,103,663.77

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Solution

The fourth proportional to 11,447,730,302.73, 15,787,209,448.51 and 7,429,103,663.77 is: 10,245,246,215.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447,730,302.73 : 15,787,209,448.51 = 7,429,103,663.77 : x
  2. Step 2: Convert to fraction form
    11,447,730,302.73/15,787,209,448.51 = 7,429,103,663.77/x
  3. Step 3: Cross multiply
    11,447,730,302.73x = 15,787,209,448.51 × 7,429,103,663.77
  4. Step 4: Simplify right side
    11,447,730,302.73x = 117,284,815,554,630,008,832
  5. Step 5: Solve for x
    x = 117,284,815,554,630,008,832/11,447,730,302.73
  6. Step 6: Final answer
    x = 10,245,246,215.02

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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.