Home / 593,588,946.80-890,383,420.20-438,620,751.20

Finding the Fourth Proportional to 593,588,946.80, 890,383,420.20 and 438,620,751.20

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Solution

The fourth proportional to 593,588,946.80, 890,383,420.20 and 438,620,751.20 is: 657,931,126.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,588,946.80 : 890,383,420.20 = 438,620,751.20 : x
  2. Step 2: Convert to fraction form
    593,588,946.80/890,383,420.20 = 438,620,751.20/x
  3. Step 3: Cross multiply
    593,588,946.80x = 890,383,420.20 × 438,620,751.20
  4. Step 4: Simplify right side
    593,588,946.80x = 390,540,644,624,149,248
  5. Step 5: Solve for x
    x = 390,540,644,624,149,248/593,588,946.80
  6. Step 6: Final answer
    x = 657,931,126.80

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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.