Home / 2,157,111,009.60-3,235,666,514.40-2,072,458,363.20

Finding the Fourth Proportional to 2,157,111,009.60, 3,235,666,514.40 and 2,072,458,363.20

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Solution

The fourth proportional to 2,157,111,009.60, 3,235,666,514.40 and 2,072,458,363.20 is: 3,108,687,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,111,009.60 : 3,235,666,514.40 = 2,072,458,363.20 : x
  2. Step 2: Convert to fraction form
    2,157,111,009.60/3,235,666,514.40 = 2,072,458,363.20/x
  3. Step 3: Cross multiply
    2,157,111,009.60x = 3,235,666,514.40 × 2,072,458,363.20
  4. Step 4: Simplify right side
    2,157,111,009.60x = 6,705,784,128,294,473,728
  5. Step 5: Solve for x
    x = 6,705,784,128,294,473,728/2,157,111,009.60
  6. Step 6: Final answer
    x = 3,108,687,544.80

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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.