Home / 13,691,317,487.42-18,894,003,803-7,669,865,277.26

Finding the Fourth Proportional to 13,691,317,487.42, 18,894,003,803 and 7,669,865,277.26

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Solution

The fourth proportional to 13,691,317,487.42, 18,894,003,803 and 7,669,865,277.26 is: 10,584,406,055.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,691,317,487.42 : 18,894,003,803 = 7,669,865,277.26 : x
  2. Step 2: Convert to fraction form
    13,691,317,487.42/18,894,003,803 = 7,669,865,277.26/x
  3. Step 3: Cross multiply
    13,691,317,487.42x = 18,894,003,803 × 7,669,865,277.26
  4. Step 4: Simplify right side
    13,691,317,487.42x = 144,914,463,717,048,090,624
  5. Step 5: Solve for x
    x = 144,914,463,717,048,090,624/13,691,317,487.42
  6. Step 6: Final answer
    x = 10,584,406,055.17

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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.