Home / 272,688,298,161.20-409,032,447,241.80-254,092,114,689.20

Finding the Fourth Proportional to 272,688,298,161.20, 409,032,447,241.80 and 254,092,114,689.20

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Solution

The fourth proportional to 272,688,298,161.20, 409,032,447,241.80 and 254,092,114,689.20 is: 381,138,172,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,688,298,161.20 : 409,032,447,241.80 = 254,092,114,689.20 : x
  2. Step 2: Convert to fraction form
    272,688,298,161.20/409,032,447,241.80 = 254,092,114,689.20/x
  3. Step 3: Cross multiply
    272,688,298,161.20x = 409,032,447,241.80 × 254,092,114,689.20
  4. Step 4: Simplify right side
    272,688,298,161.20x = 103,931,919,496,167,597,015,040
  5. Step 5: Solve for x
    x = 103,931,919,496,167,597,015,040/272,688,298,161.20
  6. Step 6: Final answer
    x = 381,138,172,033.80

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1.5x scale

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.