Home / 682,749,041.76-942,196,646.46-369,483,283.24

Finding the Fourth Proportional to 682,749,041.76, 942,196,646.46 and 369,483,283.24

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Solution

The fourth proportional to 682,749,041.76, 942,196,646.46 and 369,483,283.24 is: 509,888,537.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,749,041.76 : 942,196,646.46 = 369,483,283.24 : x
  2. Step 2: Convert to fraction form
    682,749,041.76/942,196,646.46 = 369,483,283.24/x
  3. Step 3: Cross multiply
    682,749,041.76x = 942,196,646.46 × 369,483,283.24
  4. Step 4: Simplify right side
    682,749,041.76x = 348,125,910,391,758,336
  5. Step 5: Solve for x
    x = 348,125,910,391,758,336/682,749,041.76
  6. Step 6: Final answer
    x = 509,888,537.51

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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.