Home / 827,743,584.12-1,240,592,979.50-710,333,652.60

Finding the Fourth Proportional to 827,743,584.12, 1,240,592,979.50 and 710,333,652.60

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Solution

The fourth proportional to 827,743,584.12, 1,240,592,979.50 and 710,333,652.60 is: 1,064,623,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,743,584.12 : 1,240,592,979.50 = 710,333,652.60 : x
  2. Step 2: Convert to fraction form
    827,743,584.12/1,240,592,979.50 = 710,333,652.60/x
  3. Step 3: Cross multiply
    827,743,584.12x = 1,240,592,979.50 × 710,333,652.60
  4. Step 4: Simplify right side
    827,743,584.12x = 881,234,942,514,600,192
  5. Step 5: Solve for x
    x = 881,234,942,514,600,192/827,743,584.12
  6. Step 6: Final answer
    x = 1,064,623,102.40

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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.