Home / 54,985,751,582.40-82,478,627,373.60-20,084,674,795.20

Finding the Fourth Proportional to 54,985,751,582.40, 82,478,627,373.60 and 20,084,674,795.20

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Solution

The fourth proportional to 54,985,751,582.40, 82,478,627,373.60 and 20,084,674,795.20 is: 30,127,012,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,985,751,582.40 : 82,478,627,373.60 = 20,084,674,795.20 : x
  2. Step 2: Convert to fraction form
    54,985,751,582.40/82,478,627,373.60 = 20,084,674,795.20/x
  3. Step 3: Cross multiply
    54,985,751,582.40x = 82,478,627,373.60 × 20,084,674,795.20
  4. Step 4: Simplify right side
    54,985,751,582.40x = 1,656,556,408,353,236,975,616
  5. Step 5: Solve for x
    x = 1,656,556,408,353,236,975,616/54,985,751,582.40
  6. Step 6: Final answer
    x = 30,127,012,192.80

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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.