Home / 818,041,239.36-1,128,924,768.48-483,800,280

Finding the Fourth Proportional to 818,041,239.36, 1,128,924,768.48 and 483,800,280

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Solution

The fourth proportional to 818,041,239.36, 1,128,924,768.48 and 483,800,280 is: 667,660,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,041,239.36 : 1,128,924,768.48 = 483,800,280 : x
  2. Step 2: Convert to fraction form
    818,041,239.36/1,128,924,768.48 = 483,800,280/x
  3. Step 3: Cross multiply
    818,041,239.36x = 1,128,924,768.48 × 483,800,280
  4. Step 4: Simplify right side
    818,041,239.36x = 546,174,119,089,559,168
  5. Step 5: Solve for x
    x = 546,174,119,089,559,168/818,041,239.36
  6. Step 6: Final answer
    x = 667,660,862.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.