Home / 68,289,373,918.48-94,249,193,468.52-39,348,020,880.56

Finding the Fourth Proportional to 68,289,373,918.48, 94,249,193,468.52 and 39,348,020,880.56

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Solution

The fourth proportional to 68,289,373,918.48, 94,249,193,468.52 and 39,348,020,880.56 is: 54,305,948,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,289,373,918.48 : 94,249,193,468.52 = 39,348,020,880.56 : x
  2. Step 2: Convert to fraction form
    68,289,373,918.48/94,249,193,468.52 = 39,348,020,880.56/x
  3. Step 3: Cross multiply
    68,289,373,918.48x = 94,249,193,468.52 × 39,348,020,880.56
  4. Step 4: Simplify right side
    68,289,373,918.48x = 3,708,519,232,575,264,260,096
  5. Step 5: Solve for x
    x = 3,708,519,232,575,264,260,096/68,289,373,918.48
  6. Step 6: Final answer
    x = 54,305,948,638.54

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1.5x scale

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.