Home / 841,740,462.99-1,161,642,325.59-465,390,086.85

Finding the Fourth Proportional to 841,740,462.99, 1,161,642,325.59 and 465,390,086.85

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Solution

The fourth proportional to 841,740,462.99, 1,161,642,325.59 and 465,390,086.85 is: 642,260,704.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,740,462.99 : 1,161,642,325.59 = 465,390,086.85 : x
  2. Step 2: Convert to fraction form
    841,740,462.99/1,161,642,325.59 = 465,390,086.85/x
  3. Step 3: Cross multiply
    841,740,462.99x = 1,161,642,325.59 × 465,390,086.85
  4. Step 4: Simplify right side
    841,740,462.99x = 540,616,822,794,966,080
  5. Step 5: Solve for x
    x = 540,616,822,794,966,080/841,740,462.99
  6. Step 6: Final answer
    x = 642,260,704.53

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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.