Home / 1,285,504,088,821.60-1,773,995,932,139.10-707,440,607,598.70

Finding the Fourth Proportional to 1,285,504,088,821.60, 1,773,995,932,139.10 and 707,440,607,598.70

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Solution

The fourth proportional to 1,285,504,088,821.60, 1,773,995,932,139.10 and 707,440,607,598.70 is: 976,268,197,840.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,504,088,821.60 : 1,773,995,932,139.10 = 707,440,607,598.70 : x
  2. Step 2: Convert to fraction form
    1,285,504,088,821.60/1,773,995,932,139.10 = 707,440,607,598.70/x
  3. Step 3: Cross multiply
    1,285,504,088,821.60x = 1,773,995,932,139.10 × 707,440,607,598.70
  4. Step 4: Simplify right side
    1,285,504,088,821.60x = 1,254,996,760,110,107,088,388,096
  5. Step 5: Solve for x
    x = 1,254,996,760,110,107,088,388,096/1,285,504,088,821.60
  6. Step 6: Final answer
    x = 976,268,197,840.23

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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.