Home / 19,328,561,156.65-28,974,038,493.75-9,241,652,831.89

Finding the Fourth Proportional to 19,328,561,156.65, 28,974,038,493.75 and 9,241,652,831.89

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Solution

The fourth proportional to 19,328,561,156.65, 28,974,038,493.75 and 9,241,652,831.89 is: 13,853,488,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328,561,156.65 : 28,974,038,493.75 = 9,241,652,831.89 : x
  2. Step 2: Convert to fraction form
    19,328,561,156.65/28,974,038,493.75 = 9,241,652,831.89/x
  3. Step 3: Cross multiply
    19,328,561,156.65x = 28,974,038,493.75 × 9,241,652,831.89
  4. Step 4: Simplify right side
    19,328,561,156.65x = 267,768,004,897,054,556,160
  5. Step 5: Solve for x
    x = 267,768,004,897,054,556,160/19,328,561,156.65
  6. Step 6: Final answer
    x = 13,853,488,768.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.