Home / 281,444,793,415.48-388,394,065,182.02-152,986,242,032.91

Finding the Fourth Proportional to 281,444,793,415.48, 388,394,065,182.02 and 152,986,242,032.91

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Solution

The fourth proportional to 281,444,793,415.48, 388,394,065,182.02 and 152,986,242,032.91 is: 211,121,150,045.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,444,793,415.48 : 388,394,065,182.02 = 152,986,242,032.91 : x
  2. Step 2: Convert to fraction form
    281,444,793,415.48/388,394,065,182.02 = 152,986,242,032.91/x
  3. Step 3: Cross multiply
    281,444,793,415.48x = 388,394,065,182.02 × 152,986,242,032.91
  4. Step 4: Simplify right side
    281,444,793,415.48x = 59,418,948,460,082,337,153,024
  5. Step 5: Solve for x
    x = 59,418,948,460,082,337,153,024/281,444,793,415.48
  6. Step 6: Final answer
    x = 211,121,150,045.10

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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.