Home / 374,808,413.76-517,207,370.40-228,114,484.80

Finding the Fourth Proportional to 374,808,413.76, 517,207,370.40 and 228,114,484.80

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Solution

The fourth proportional to 374,808,413.76, 517,207,370.40 and 228,114,484.80 is: 314,780,801.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,808,413.76 : 517,207,370.40 = 228,114,484.80 : x
  2. Step 2: Convert to fraction form
    374,808,413.76/517,207,370.40 = 228,114,484.80/x
  3. Step 3: Cross multiply
    374,808,413.76x = 517,207,370.40 × 228,114,484.80
  4. Step 4: Simplify right side
    374,808,413.76x = 117,982,492,833,558,768
  5. Step 5: Solve for x
    x = 117,982,492,833,558,768/374,808,413.76
  6. Step 6: Final answer
    x = 314,780,801.34

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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.