Home / 423,864,616,055.55-635,796,889,018.75-117,554,392,132.74

Finding the Fourth Proportional to 423,864,616,055.55, 635,796,889,018.75 and 117,554,392,132.74

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Solution

The fourth proportional to 423,864,616,055.55, 635,796,889,018.75 and 117,554,392,132.74 is: 176,331,578,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,864,616,055.55 : 635,796,889,018.75 = 117,554,392,132.74 : x
  2. Step 2: Convert to fraction form
    423,864,616,055.55/635,796,889,018.75 = 117,554,392,132.74/x
  3. Step 3: Cross multiply
    423,864,616,055.55x = 635,796,889,018.75 × 117,554,392,132.74
  4. Step 4: Simplify right side
    423,864,616,055.55x = 74,740,716,808,486,313,263,104
  5. Step 5: Solve for x
    x = 74,740,716,808,486,313,263,104/423,864,616,055.55
  6. Step 6: Final answer
    x = 176,331,578,474.32

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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.