Home / 115,355,536,880.40-172,895,555,813.40-48,202,652,120.40

Finding the Fourth Proportional to 115,355,536,880.40, 172,895,555,813.40 and 48,202,652,120.40

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Solution

The fourth proportional to 115,355,536,880.40, 172,895,555,813.40 and 48,202,652,120.40 is: 72,246,417,947.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,355,536,880.40 : 172,895,555,813.40 = 48,202,652,120.40 : x
  2. Step 2: Convert to fraction form
    115,355,536,880.40/172,895,555,813.40 = 48,202,652,120.40/x
  3. Step 3: Cross multiply
    115,355,536,880.40x = 172,895,555,813.40 × 48,202,652,120.40
  4. Step 4: Simplify right side
    115,355,536,880.40x = 8,334,024,330,036,522,254,336
  5. Step 5: Solve for x
    x = 8,334,024,330,036,522,254,336/115,355,536,880.40
  6. Step 6: Final answer
    x = 72,246,417,947.65

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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.