Home / 447,316,331,651.52-671,068,731,933.40-145,105,336,843.32

Finding the Fourth Proportional to 447,316,331,651.52, 671,068,731,933.40 and 145,105,336,843.32

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Solution

The fourth proportional to 447,316,331,651.52, 671,068,731,933.40 and 145,105,336,843.32 is: 217,688,574,062.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,316,331,651.52 : 671,068,731,933.40 = 145,105,336,843.32 : x
  2. Step 2: Convert to fraction form
    447,316,331,651.52/671,068,731,933.40 = 145,105,336,843.32/x
  3. Step 3: Cross multiply
    447,316,331,651.52x = 671,068,731,933.40 × 145,105,336,843.32
  4. Step 4: Simplify right side
    447,316,331,651.52x = 97,375,654,392,215,621,337,088
  5. Step 5: Solve for x
    x = 97,375,654,392,215,621,337,088/447,316,331,651.52
  6. Step 6: Final answer
    x = 217,688,574,062.79

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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.