Home / 456,919,835,022.90-630,540,889,579.12-251,149,675,466.46

Finding the Fourth Proportional to 456,919,835,022.90, 630,540,889,579.12 and 251,149,675,466.46

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Solution

The fourth proportional to 456,919,835,022.90, 630,540,889,579.12 and 251,149,675,466.46 is: 346,581,889,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,919,835,022.90 : 630,540,889,579.12 = 251,149,675,466.46 : x
  2. Step 2: Convert to fraction form
    456,919,835,022.90/630,540,889,579.12 = 251,149,675,466.46/x
  3. Step 3: Cross multiply
    456,919,835,022.90x = 630,540,889,579.12 × 251,149,675,466.46
  4. Step 4: Simplify right side
    456,919,835,022.90x = 158,360,139,786,128,984,113,152
  5. Step 5: Solve for x
    x = 158,360,139,786,128,984,113,152/456,919,835,022.90
  6. Step 6: Final answer
    x = 346,581,889,530.34

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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.