Home / 374,465,345.80-561,474,069.90-193,066,817.80

Finding the Fourth Proportional to 374,465,345.80, 561,474,069.90 and 193,066,817.80

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Solution

The fourth proportional to 374,465,345.80, 561,474,069.90 and 193,066,817.80 is: 289,484,763.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,465,345.80 : 561,474,069.90 = 193,066,817.80 : x
  2. Step 2: Convert to fraction form
    374,465,345.80/561,474,069.90 = 193,066,817.80/x
  3. Step 3: Cross multiply
    374,465,345.80x = 561,474,069.90 × 193,066,817.80
  4. Step 4: Simplify right side
    374,465,345.80x = 108,402,011,952,807,760
  5. Step 5: Solve for x
    x = 108,402,011,952,807,760/374,465,345.80
  6. Step 6: Final answer
    x = 289,484,763.19

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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.