Home / 86,068,590,763.59-118,812,746,137.77-55,599,633,959.43

Finding the Fourth Proportional to 86,068,590,763.59, 118,812,746,137.77 and 55,599,633,959.43

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Solution

The fourth proportional to 86,068,590,763.59, 118,812,746,137.77 and 55,599,633,959.43 is: 76,752,101,276.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,068,590,763.59 : 118,812,746,137.77 = 55,599,633,959.43 : x
  2. Step 2: Convert to fraction form
    86,068,590,763.59/118,812,746,137.77 = 55,599,633,959.43/x
  3. Step 3: Cross multiply
    86,068,590,763.59x = 118,812,746,137.77 × 55,599,633,959.43
  4. Step 4: Simplify right side
    86,068,590,763.59x = 6,605,945,194,974,692,769,792
  5. Step 5: Solve for x
    x = 6,605,945,194,974,692,769,792/86,068,590,763.59
  6. Step 6: Final answer
    x = 76,752,101,276.06

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1.5x scale

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.