Home / 957,193,269.26-1,320,924,100.70-533,807,390.30

Finding the Fourth Proportional to 957,193,269.26, 1,320,924,100.70 and 533,807,390.30

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Solution

The fourth proportional to 957,193,269.26, 1,320,924,100.70 and 533,807,390.30 is: 736,652,742.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,193,269.26 : 1,320,924,100.70 = 533,807,390.30 : x
  2. Step 2: Convert to fraction form
    957,193,269.26/1,320,924,100.70 = 533,807,390.30/x
  3. Step 3: Cross multiply
    957,193,269.26x = 1,320,924,100.70 × 533,807,390.30
  4. Step 4: Simplify right side
    957,193,269.26x = 705,119,046,979,041,408
  5. Step 5: Solve for x
    x = 705,119,046,979,041,408/957,193,269.26
  6. Step 6: Final answer
    x = 736,652,742.58

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.