Home / 971,032,676.10-1,456,549,014.15-858,792,336.90

Finding the Fourth Proportional to 971,032,676.10, 1,456,549,014.15 and 858,792,336.90

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Solution

The fourth proportional to 971,032,676.10, 1,456,549,014.15 and 858,792,336.90 is: 1,288,188,505.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,032,676.10 : 1,456,549,014.15 = 858,792,336.90 : x
  2. Step 2: Convert to fraction form
    971,032,676.10/1,456,549,014.15 = 858,792,336.90/x
  3. Step 3: Cross multiply
    971,032,676.10x = 1,456,549,014.15 × 858,792,336.90
  4. Step 4: Simplify right side
    971,032,676.10x = 1,250,873,131,671,269,632
  5. Step 5: Solve for x
    x = 1,250,873,131,671,269,632/971,032,676.10
  6. Step 6: Final answer
    x = 1,288,188,505.35

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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.