Home / 1,347,688,771.97-2,021,574,340.74-462,361,712.58

Finding the Fourth Proportional to 1,347,688,771.97, 2,021,574,340.74 and 462,361,712.58

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Solution

The fourth proportional to 1,347,688,771.97, 2,021,574,340.74 and 462,361,712.58 is: 693,556,697.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,688,771.97 : 2,021,574,340.74 = 462,361,712.58 : x
  2. Step 2: Convert to fraction form
    1,347,688,771.97/2,021,574,340.74 = 462,361,712.58/x
  3. Step 3: Cross multiply
    1,347,688,771.97x = 2,021,574,340.74 × 462,361,712.58
  4. Step 4: Simplify right side
    1,347,688,771.97x = 934,698,574,292,330,880
  5. Step 5: Solve for x
    x = 934,698,574,292,330,880/1,347,688,771.97
  6. Step 6: Final answer
    x = 693,556,697.76

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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.