Home / 1,051,490,784.60-1,577,086,877.70-361,429,882.20

Finding the Fourth Proportional to 1,051,490,784.60, 1,577,086,877.70 and 361,429,882.20

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Solution

The fourth proportional to 1,051,490,784.60, 1,577,086,877.70 and 361,429,882.20 is: 542,093,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,490,784.60 : 1,577,086,877.70 = 361,429,882.20 : x
  2. Step 2: Convert to fraction form
    1,051,490,784.60/1,577,086,877.70 = 361,429,882.20/x
  3. Step 3: Cross multiply
    1,051,490,784.60x = 1,577,086,877.70 × 361,429,882.20
  4. Step 4: Simplify right side
    1,051,490,784.60x = 570,006,324,426,276,800
  5. Step 5: Solve for x
    x = 570,006,324,426,276,800/1,051,490,784.60
  6. Step 6: Final answer
    x = 542,093,504.55

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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.