Home / 12,584,873,909,875-17,366,941,168,389-7,029,279,448,775

Finding the Fourth Proportional to 12,584,873,909,875, 17,366,941,168,389 and 7,029,279,448,775

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Solution

The fourth proportional to 12,584,873,909,875, 17,366,941,168,389 and 7,029,279,448,775 is: 9,700,302,404,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,873,909,875 : 17,366,941,168,389 = 7,029,279,448,775 : x
  2. Step 2: Convert to fraction form
    12,584,873,909,875/17,366,941,168,389 = 7,029,279,448,775/x
  3. Step 3: Cross multiply
    12,584,873,909,875x = 17,366,941,168,389 × 7,029,279,448,775
  4. Step 4: Simplify right side
    12,584,873,909,875x = 122,077,082,643,041,291,065,098,240
  5. Step 5: Solve for x
    x = 122,077,082,643,041,291,065,098,240/12,584,873,909,875
  6. Step 6: Final answer
    x = 9,700,302,404,082.95

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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.