Home / 52,154,976,999.45-78,232,465,499.18-52,154,976,999.45

Finding the Fourth Proportional to 52,154,976,999.45, 78,232,465,499.18 and 52,154,976,999.45

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Solution

The fourth proportional to 52,154,976,999.45, 78,232,465,499.18 and 52,154,976,999.45 is: 78,232,465,499.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,154,976,999.45 : 78,232,465,499.18 = 52,154,976,999.45 : x
  2. Step 2: Convert to fraction form
    52,154,976,999.45/78,232,465,499.18 = 52,154,976,999.45/x
  3. Step 3: Cross multiply
    52,154,976,999.45x = 78,232,465,499.18 × 52,154,976,999.45
  4. Step 4: Simplify right side
    52,154,976,999.45x = 4,080,212,438,719,737,626,624
  5. Step 5: Solve for x
    x = 4,080,212,438,719,737,626,624/52,154,976,999.45
  6. Step 6: Final answer
    x = 78,232,465,499.18

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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.