Home / 56,871,761,347.72-78,445,231,672.05-36,574,892,730.67

Finding the Fourth Proportional to 56,871,761,347.72, 78,445,231,672.05 and 36,574,892,730.67

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Solution

The fourth proportional to 56,871,761,347.72, 78,445,231,672.05 and 36,574,892,730.67 is: 50,449,042,998.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,871,761,347.72 : 78,445,231,672.05 = 36,574,892,730.67 : x
  2. Step 2: Convert to fraction form
    56,871,761,347.72/78,445,231,672.05 = 36,574,892,730.67/x
  3. Step 3: Cross multiply
    56,871,761,347.72x = 78,445,231,672.05 × 36,574,892,730.67
  4. Step 4: Simplify right side
    56,871,761,347.72x = 2,869,125,933,637,393,448,960
  5. Step 5: Solve for x
    x = 2,869,125,933,637,393,448,960/56,871,761,347.72
  6. Step 6: Final answer
    x = 50,449,042,998.61

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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.