Home / 1,045,353,725.56-1,568,023,613.02-423,559,783.94

Finding the Fourth Proportional to 1,045,353,725.56, 1,568,023,613.02 and 423,559,783.94

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Solution

The fourth proportional to 1,045,353,725.56, 1,568,023,613.02 and 423,559,783.94 is: 635,336,849.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,353,725.56 : 1,568,023,613.02 = 423,559,783.94 : x
  2. Step 2: Convert to fraction form
    1,045,353,725.56/1,568,023,613.02 = 423,559,783.94/x
  3. Step 3: Cross multiply
    1,045,353,725.56x = 1,568,023,613.02 × 423,559,783.94
  4. Step 4: Simplify right side
    1,045,353,725.56x = 664,151,742,743,569,408
  5. Step 5: Solve for x
    x = 664,151,742,743,569,408/1,045,353,725.56
  6. Step 6: Final answer
    x = 635,336,849.63

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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.