Home / 120,703,800,422.16-166,563,739,312.22-66,507,316,167.04

Finding the Fourth Proportional to 120,703,800,422.16, 166,563,739,312.22 and 66,507,316,167.04

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Solution

The fourth proportional to 120,703,800,422.16, 166,563,739,312.22 and 66,507,316,167.04 is: 91,775,960,936.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,703,800,422.16 : 166,563,739,312.22 = 66,507,316,167.04 : x
  2. Step 2: Convert to fraction form
    120,703,800,422.16/166,563,739,312.22 = 66,507,316,167.04/x
  3. Step 3: Cross multiply
    120,703,800,422.16x = 166,563,739,312.22 × 66,507,316,167.04
  4. Step 4: Simplify right side
    120,703,800,422.16x = 11,077,707,272,402,245,779,456
  5. Step 5: Solve for x
    x = 11,077,707,272,402,245,779,456/120,703,800,422.16
  6. Step 6: Final answer
    x = 91,775,960,936.26

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1.5x scale

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.