Home / 953,892,000.40-1,430,838,000.60-747,267,739.60

Finding the Fourth Proportional to 953,892,000.40, 1,430,838,000.60 and 747,267,739.60

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Solution

The fourth proportional to 953,892,000.40, 1,430,838,000.60 and 747,267,739.60 is: 1,120,901,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,892,000.40 : 1,430,838,000.60 = 747,267,739.60 : x
  2. Step 2: Convert to fraction form
    953,892,000.40/1,430,838,000.60 = 747,267,739.60/x
  3. Step 3: Cross multiply
    953,892,000.40x = 1,430,838,000.60 × 747,267,739.60
  4. Step 4: Simplify right side
    953,892,000.40x = 1,069,219,078,442,145,408
  5. Step 5: Solve for x
    x = 1,069,219,078,442,145,408/953,892,000.40
  6. Step 6: Final answer
    x = 1,120,901,609.40

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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.