Home / 1,347,688,788.54-2,021,574,365.58-462,361,729.14

Finding the Fourth Proportional to 1,347,688,788.54, 2,021,574,365.58 and 462,361,729.14

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Solution

The fourth proportional to 1,347,688,788.54, 2,021,574,365.58 and 462,361,729.14 is: 693,556,722.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,688,788.54 : 2,021,574,365.58 = 462,361,729.14 : x
  2. Step 2: Convert to fraction form
    1,347,688,788.54/2,021,574,365.58 = 462,361,729.14/x
  3. Step 3: Cross multiply
    1,347,688,788.54x = 2,021,574,365.58 × 462,361,729.14
  4. Step 4: Simplify right side
    1,347,688,788.54x = 934,698,619,254,667,264
  5. Step 5: Solve for x
    x = 934,698,619,254,667,264/1,347,688,788.54
  6. Step 6: Final answer
    x = 693,556,722.59

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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.