Home / 56,988,445,667.88-85,495,801,197.12-19,723,437,820.20

Finding the Fourth Proportional to 56,988,445,667.88, 85,495,801,197.12 and 19,723,437,820.20

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Solution

The fourth proportional to 56,988,445,667.88, 85,495,801,197.12 and 19,723,437,820.20 is: 29,589,701,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,988,445,667.88 : 85,495,801,197.12 = 19,723,437,820.20 : x
  2. Step 2: Convert to fraction form
    56,988,445,667.88/85,495,801,197.12 = 19,723,437,820.20/x
  3. Step 3: Cross multiply
    56,988,445,667.88x = 85,495,801,197.12 × 19,723,437,820.20
  4. Step 4: Simplify right side
    56,988,445,667.88x = 1,686,271,118,799,577,022,464
  5. Step 5: Solve for x
    x = 1,686,271,118,799,577,022,464/56,988,445,667.88
  6. Step 6: Final answer
    x = 29,589,701,895.48

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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.