Home / 249,451,959,006.72-374,199,935,431.60-70,379,512,836.48

Finding the Fourth Proportional to 249,451,959,006.72, 374,199,935,431.60 and 70,379,512,836.48

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Solution

The fourth proportional to 249,451,959,006.72, 374,199,935,431.60 and 70,379,512,836.48 is: 105,575,475,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,451,959,006.72 : 374,199,935,431.60 = 70,379,512,836.48 : x
  2. Step 2: Convert to fraction form
    249,451,959,006.72/374,199,935,431.60 = 70,379,512,836.48/x
  3. Step 3: Cross multiply
    249,451,959,006.72x = 374,199,935,431.60 × 70,379,512,836.48
  4. Step 4: Simplify right side
    249,451,959,006.72x = 26,336,009,159,118,275,215,360
  5. Step 5: Solve for x
    x = 26,336,009,159,118,275,215,360/249,451,959,006.72
  6. Step 6: Final answer
    x = 105,575,475,390.07

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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.