Home / 56,871,761,348.72-78,445,231,673.43-36,574,892,731.67

Finding the Fourth Proportional to 56,871,761,348.72, 78,445,231,673.43 and 36,574,892,731.67

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Solution

The fourth proportional to 56,871,761,348.72, 78,445,231,673.43 and 36,574,892,731.67 is: 50,449,042,999.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,871,761,348.72 : 78,445,231,673.43 = 36,574,892,731.67 : x
  2. Step 2: Convert to fraction form
    56,871,761,348.72/78,445,231,673.43 = 36,574,892,731.67/x
  3. Step 3: Cross multiply
    56,871,761,348.72x = 78,445,231,673.43 × 36,574,892,731.67
  4. Step 4: Simplify right side
    56,871,761,348.72x = 2,869,125,933,766,703,841,280
  5. Step 5: Solve for x
    x = 2,869,125,933,766,703,841,280/56,871,761,348.72
  6. Step 6: Final answer
    x = 50,449,042,999.99

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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.