Home / 668,341,427.04-1,002,510,762.12-377,076,329.28

Finding the Fourth Proportional to 668,341,427.04, 1,002,510,762.12 and 377,076,329.28

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Solution

The fourth proportional to 668,341,427.04, 1,002,510,762.12 and 377,076,329.28 is: 565,613,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,341,427.04 : 1,002,510,762.12 = 377,076,329.28 : x
  2. Step 2: Convert to fraction form
    668,341,427.04/1,002,510,762.12 = 377,076,329.28/x
  3. Step 3: Cross multiply
    668,341,427.04x = 1,002,510,762.12 × 377,076,329.28
  4. Step 4: Simplify right side
    668,341,427.04x = 378,023,078,243,904,832
  5. Step 5: Solve for x
    x = 378,023,078,243,904,832/668,341,427.04
  6. Step 6: Final answer
    x = 565,613,716.21

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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.