Home / 13,354,915,525.15-20,032,373,287.73-9,436,707,320.35

Finding the Fourth Proportional to 13,354,915,525.15, 20,032,373,287.73 and 9,436,707,320.35

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Solution

The fourth proportional to 13,354,915,525.15, 20,032,373,287.73 and 9,436,707,320.35 is: 14,155,060,980.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354,915,525.15 : 20,032,373,287.73 = 9,436,707,320.35 : x
  2. Step 2: Convert to fraction form
    13,354,915,525.15/20,032,373,287.73 = 9,436,707,320.35/x
  3. Step 3: Cross multiply
    13,354,915,525.15x = 20,032,373,287.73 × 9,436,707,320.35
  4. Step 4: Simplify right side
    13,354,915,525.15x = 189,039,643,648,305,496,064
  5. Step 5: Solve for x
    x = 189,039,643,648,305,496,064/13,354,915,525.15
  6. Step 6: Final answer
    x = 14,155,060,980.53

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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.