Home / 10,921,526,758.26-15,071,599,626.93-5,909,164,203.06

Finding the Fourth Proportional to 10,921,526,758.26, 15,071,599,626.93 and 5,909,164,203.06

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Solution

The fourth proportional to 10,921,526,758.26, 15,071,599,626.93 and 5,909,164,203.06 is: 8,154,588,545.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,526,758.26 : 15,071,599,626.93 = 5,909,164,203.06 : x
  2. Step 2: Convert to fraction form
    10,921,526,758.26/15,071,599,626.93 = 5,909,164,203.06/x
  3. Step 3: Cross multiply
    10,921,526,758.26x = 15,071,599,626.93 × 5,909,164,203.06
  4. Step 4: Simplify right side
    10,921,526,758.26x = 89,060,556,998,307,217,408
  5. Step 5: Solve for x
    x = 89,060,556,998,307,217,408/10,921,526,758.26
  6. Step 6: Final answer
    x = 8,154,588,545.14

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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.