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Finding the Fourth Proportional to 542,592,616.20, 760,650,029.40 and 542,592,616.20

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Solution

The fourth proportional to 542,592,616.20, 760,650,029.40 and 542,592,616.20 is: 760,650,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,592,616.20 : 760,650,029.40 = 542,592,616.20 : x
  2. Step 2: Convert to fraction form
    542,592,616.20/760,650,029.40 = 542,592,616.20/x
  3. Step 3: Cross multiply
    542,592,616.20x = 760,650,029.40 × 542,592,616.20
  4. Step 4: Simplify right side
    542,592,616.20x = 412,723,089,464,752,960
  5. Step 5: Solve for x
    x = 412,723,089,464,752,960/542,592,616.20
  6. Step 6: Final answer
    x = 760,650,029.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.