Home / 53,811,909,620.10-80,717,864,430.15-51,118,141,479.30

Finding the Fourth Proportional to 53,811,909,620.10, 80,717,864,430.15 and 51,118,141,479.30

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Solution

The fourth proportional to 53,811,909,620.10, 80,717,864,430.15 and 51,118,141,479.30 is: 76,677,212,218.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,811,909,620.10 : 80,717,864,430.15 = 51,118,141,479.30 : x
  2. Step 2: Convert to fraction form
    53,811,909,620.10/80,717,864,430.15 = 51,118,141,479.30/x
  3. Step 3: Cross multiply
    53,811,909,620.10x = 80,717,864,430.15 × 51,118,141,479.30
  4. Step 4: Simplify right side
    53,811,909,620.10x = 4,126,147,213,847,364,632,576
  5. Step 5: Solve for x
    x = 4,126,147,213,847,364,632,576/53,811,909,620.10
  6. Step 6: Final answer
    x = 76,677,212,218.95

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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.