Home / 165,549,259,887.43-248,323,889,550.89-39,779,856,923.24

Finding the Fourth Proportional to 165,549,259,887.43, 248,323,889,550.89 and 39,779,856,923.24

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Solution

The fourth proportional to 165,549,259,887.43, 248,323,889,550.89 and 39,779,856,923.24 is: 59,669,785,317.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,549,259,887.43 : 248,323,889,550.89 = 39,779,856,923.24 : x
  2. Step 2: Convert to fraction form
    165,549,259,887.43/248,323,889,550.89 = 39,779,856,923.24/x
  3. Step 3: Cross multiply
    165,549,259,887.43x = 248,323,889,550.89 × 39,779,856,923.24
  4. Step 4: Simplify right side
    165,549,259,887.43x = 9,878,288,796,957,850,730,496
  5. Step 5: Solve for x
    x = 9,878,288,796,957,850,730,496/165,549,259,887.43
  6. Step 6: Final answer
    x = 59,669,785,317.52

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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.