Home / 679,042,898,266.05-937,082,112,909.34-370,400,983,341.69

Finding the Fourth Proportional to 679,042,898,266.05, 937,082,112,909.34 and 370,400,983,341.69

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Solution

The fourth proportional to 679,042,898,266.05, 937,082,112,909.34 and 370,400,983,341.69 is: 511,154,946,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,042,898,266.05 : 937,082,112,909.34 = 370,400,983,341.69 : x
  2. Step 2: Convert to fraction form
    679,042,898,266.05/937,082,112,909.34 = 370,400,983,341.69/x
  3. Step 3: Cross multiply
    679,042,898,266.05x = 937,082,112,909.34 × 370,400,983,341.69
  4. Step 4: Simplify right side
    679,042,898,266.05x = 347,096,136,093,528,116,690,944
  5. Step 5: Solve for x
    x = 347,096,136,093,528,116,690,944/679,042,898,266.05
  6. Step 6: Final answer
    x = 511,154,946,145.30

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Double scale
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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.