Home / 13,274,064,952.19-18,318,229,332.77-7,558,354,036.19

Finding the Fourth Proportional to 13,274,064,952.19, 18,318,229,332.77 and 7,558,354,036.19

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Solution

The fourth proportional to 13,274,064,952.19, 18,318,229,332.77 and 7,558,354,036.19 is: 10,430,539,786.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,274,064,952.19 : 18,318,229,332.77 = 7,558,354,036.19 : x
  2. Step 2: Convert to fraction form
    13,274,064,952.19/18,318,229,332.77 = 7,558,354,036.19/x
  3. Step 3: Cross multiply
    13,274,064,952.19x = 18,318,229,332.77 × 7,558,354,036.19
  4. Step 4: Simplify right side
    13,274,064,952.19x = 138,455,662,613,211,742,208
  5. Step 5: Solve for x
    x = 138,455,662,613,211,742,208/13,274,064,952.19
  6. Step 6: Final answer
    x = 10,430,539,786.56

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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.