Home / 374,577,048.80-561,641,624.40-193,178,520.80

Finding the Fourth Proportional to 374,577,048.80, 561,641,624.40 and 193,178,520.80

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Solution

The fourth proportional to 374,577,048.80, 561,641,624.40 and 193,178,520.80 is: 289,652,285.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,577,048.80 : 561,641,624.40 = 193,178,520.80 : x
  2. Step 2: Convert to fraction form
    374,577,048.80/561,641,624.40 = 193,178,520.80/x
  3. Step 3: Cross multiply
    374,577,048.80x = 561,641,624.40 × 193,178,520.80
  4. Step 4: Simplify right side
    374,577,048.80x = 108,497,098,221,301,184
  5. Step 5: Solve for x
    x = 108,497,098,221,301,184/374,577,048.80
  6. Step 6: Final answer
    x = 289,652,285.34

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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.