Home / 827,743,583.05-1,240,592,977.90-710,333,651.53

Finding the Fourth Proportional to 827,743,583.05, 1,240,592,977.90 and 710,333,651.53

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Solution

The fourth proportional to 827,743,583.05, 1,240,592,977.90 and 710,333,651.53 is: 1,064,623,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,743,583.05 : 1,240,592,977.90 = 710,333,651.53 : x
  2. Step 2: Convert to fraction form
    827,743,583.05/1,240,592,977.90 = 710,333,651.53/x
  3. Step 3: Cross multiply
    827,743,583.05x = 1,240,592,977.90 × 710,333,651.53
  4. Step 4: Simplify right side
    827,743,583.05x = 881,234,940,054,183,680
  5. Step 5: Solve for x
    x = 881,234,940,054,183,680/827,743,583.05
  6. Step 6: Final answer
    x = 1,064,623,100.80

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1.5x scale

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.