Home / 123,662,330,800.79-185,387,259,303.24-42,977,551,523.75

Finding the Fourth Proportional to 123,662,330,800.79, 185,387,259,303.24 and 42,977,551,523.75

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Solution

The fourth proportional to 123,662,330,800.79, 185,387,259,303.24 and 42,977,551,523.75 is: 64,429,405,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,662,330,800.79 : 185,387,259,303.24 = 42,977,551,523.75 : x
  2. Step 2: Convert to fraction form
    123,662,330,800.79/185,387,259,303.24 = 42,977,551,523.75/x
  3. Step 3: Cross multiply
    123,662,330,800.79x = 185,387,259,303.24 × 42,977,551,523.75
  4. Step 4: Simplify right side
    123,662,330,800.79x = 7,967,490,488,551,612,612,608
  5. Step 5: Solve for x
    x = 7,967,490,488,551,612,612,608/123,662,330,800.79
  6. Step 6: Final answer
    x = 64,429,405,761.30

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1.5x scale

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.