Home / 86,582,139,551.71-119,440,893,530.87-75,134,641,334.22

Finding the Fourth Proportional to 86,582,139,551.71, 119,440,893,530.87 and 75,134,641,334.22

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Solution

The fourth proportional to 86,582,139,551.71, 119,440,893,530.87 and 75,134,641,334.22 is: 103,648,959,734.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,582,139,551.71 : 119,440,893,530.87 = 75,134,641,334.22 : x
  2. Step 2: Convert to fraction form
    86,582,139,551.71/119,440,893,530.87 = 75,134,641,334.22/x
  3. Step 3: Cross multiply
    86,582,139,551.71x = 119,440,893,530.87 × 75,134,641,334.22
  4. Step 4: Simplify right side
    86,582,139,551.71x = 8,974,148,696,080,675,504,128
  5. Step 5: Solve for x
    x = 8,974,148,696,080,675,504,128/86,582,139,551.71
  6. Step 6: Final answer
    x = 103,648,959,734.02

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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.