Home / 1,294,461,583.63-1,941,728,552.19-421,062,955.40

Finding the Fourth Proportional to 1,294,461,583.63, 1,941,728,552.19 and 421,062,955.40

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Solution

The fourth proportional to 1,294,461,583.63, 1,941,728,552.19 and 421,062,955.40 is: 631,606,200.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,461,583.63 : 1,941,728,552.19 = 421,062,955.40 : x
  2. Step 2: Convert to fraction form
    1,294,461,583.63/1,941,728,552.19 = 421,062,955.40/x
  3. Step 3: Cross multiply
    1,294,461,583.63x = 1,941,728,552.19 × 421,062,955.40
  4. Step 4: Simplify right side
    1,294,461,583.63x = 817,589,962,762,447,360
  5. Step 5: Solve for x
    x = 817,589,962,762,447,360/1,294,461,583.63
  6. Step 6: Final answer
    x = 631,606,200.68

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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.