Home / 374,740,885.40-517,177,113.37-207,477,147.04

Finding the Fourth Proportional to 374,740,885.40, 517,177,113.37 and 207,477,147.04

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Solution

The fourth proportional to 374,740,885.40, 517,177,113.37 and 207,477,147.04 is: 286,337,670.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,740,885.40 : 517,177,113.37 = 207,477,147.04 : x
  2. Step 2: Convert to fraction form
    374,740,885.40/517,177,113.37 = 207,477,147.04/x
  3. Step 3: Cross multiply
    374,740,885.40x = 517,177,113.37 × 207,477,147.04
  4. Step 4: Simplify right side
    374,740,885.40x = 107,302,431,994,578,608
  5. Step 5: Solve for x
    x = 107,302,431,994,578,608/374,740,885.40
  6. Step 6: Final answer
    x = 286,337,670.04

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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.