Home / 1,620,307,795.60-2,430,528,048.60-471,450,451.60

Finding the Fourth Proportional to 1,620,307,795.60, 2,430,528,048.60 and 471,450,451.60

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Solution

The fourth proportional to 1,620,307,795.60, 2,430,528,048.60 and 471,450,451.60 is: 707,194,984.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,307,795.60 : 2,430,528,048.60 = 471,450,451.60 : x
  2. Step 2: Convert to fraction form
    1,620,307,795.60/2,430,528,048.60 = 471,450,451.60/x
  3. Step 3: Cross multiply
    1,620,307,795.60x = 2,430,528,048.60 × 471,450,451.60
  4. Step 4: Simplify right side
    1,620,307,795.60x = 1,145,873,546,138,936,704
  5. Step 5: Solve for x
    x = 1,145,873,546,138,936,704/1,620,307,795.60
  6. Step 6: Final answer
    x = 707,194,984.34

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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.