Home / 426,401,226-637,755,413.16-251,106,408.48

Finding the Fourth Proportional to 426,401,226, 637,755,413.16 and 251,106,408.48

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Solution

The fourth proportional to 426,401,226, 637,755,413.16 and 251,106,408.48 is: 375,572,258.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,401,226 : 637,755,413.16 = 251,106,408.48 : x
  2. Step 2: Convert to fraction form
    426,401,226/637,755,413.16 = 251,106,408.48/x
  3. Step 3: Cross multiply
    426,401,226x = 637,755,413.16 × 251,106,408.48
  4. Step 4: Simplify right side
    426,401,226x = 160,144,471,287,286,112
  5. Step 5: Solve for x
    x = 160,144,471,287,286,112/426,401,226
  6. Step 6: Final answer
    x = 375,572,258.06

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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.