Home / 778,783,545,228.90-1,074,727,602,644.80-431,559,624,090.14

Finding the Fourth Proportional to 778,783,545,228.90, 1,074,727,602,644.80 and 431,559,624,090.14

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Solution

The fourth proportional to 778,783,545,228.90, 1,074,727,602,644.80 and 431,559,624,090.14 is: 595,555,778,031.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,783,545,228.90 : 1,074,727,602,644.80 = 431,559,624,090.14 : x
  2. Step 2: Convert to fraction form
    778,783,545,228.90/1,074,727,602,644.80 = 431,559,624,090.14/x
  3. Step 3: Cross multiply
    778,783,545,228.90x = 1,074,727,602,644.80 × 431,559,624,090.14
  4. Step 4: Simplify right side
    778,783,545,228.90x = 463,809,040,196,687,265,529,856
  5. Step 5: Solve for x
    x = 463,809,040,196,687,265,529,856/778,783,545,228.90
  6. Step 6: Final answer
    x = 595,555,778,031.19

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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.