Home / 571,258,236,588.57-788,312,573,723.30-310,836,968,467.44

Finding the Fourth Proportional to 571,258,236,588.57, 788,312,573,723.30 and 310,836,968,467.44

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Solution

The fourth proportional to 571,258,236,588.57, 788,312,573,723.30 and 310,836,968,467.44 is: 428,942,070,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,258,236,588.57 : 788,312,573,723.30 = 310,836,968,467.44 : x
  2. Step 2: Convert to fraction form
    571,258,236,588.57/788,312,573,723.30 = 310,836,968,467.44/x
  3. Step 3: Cross multiply
    571,258,236,588.57x = 788,312,573,723.30 × 310,836,968,467.44
  4. Step 4: Simplify right side
    571,258,236,588.57x = 245,036,690,620,915,902,316,544
  5. Step 5: Solve for x
    x = 245,036,690,620,915,902,316,544/571,258,236,588.57
  6. Step 6: Final answer
    x = 428,942,070,199.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.