Home / 179,698,027.80-269,547,041.70-172,643,640.60

Finding the Fourth Proportional to 179,698,027.80, 269,547,041.70 and 172,643,640.60

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Solution

The fourth proportional to 179,698,027.80, 269,547,041.70 and 172,643,640.60 is: 258,965,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,698,027.80 : 269,547,041.70 = 172,643,640.60 : x
  2. Step 2: Convert to fraction form
    179,698,027.80/269,547,041.70 = 172,643,640.60/x
  3. Step 3: Cross multiply
    179,698,027.80x = 269,547,041.70 × 172,643,640.60
  4. Step 4: Simplify right side
    179,698,027.80x = 46,535,582,592,048,008
  5. Step 5: Solve for x
    x = 46,535,582,592,048,008/179,698,027.80
  6. Step 6: Final answer
    x = 258,965,460.90

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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.