Home / 208,895,258,461.08-313,404,364,786.50-67,402,025,765.40

Finding the Fourth Proportional to 208,895,258,461.08, 313,404,364,786.50 and 67,402,025,765.40

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Solution

The fourth proportional to 208,895,258,461.08, 313,404,364,786.50 and 67,402,025,765.40 is: 101,122,874,812.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,895,258,461.08 : 313,404,364,786.50 = 67,402,025,765.40 : x
  2. Step 2: Convert to fraction form
    208,895,258,461.08/313,404,364,786.50 = 67,402,025,765.40/x
  3. Step 3: Cross multiply
    208,895,258,461.08x = 313,404,364,786.50 × 67,402,025,765.40
  4. Step 4: Simplify right side
    208,895,258,461.08x = 21,124,089,070,328,494,424,064
  5. Step 5: Solve for x
    x = 21,124,089,070,328,494,424,064/208,895,258,461.08
  6. Step 6: Final answer
    x = 101,122,874,812.71

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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.