Home / 66,943,898.75-100,370,005.95-34,090,873.51

Finding the Fourth Proportional to 66,943,898.75, 100,370,005.95 and 34,090,873.51

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Solution

The fourth proportional to 66,943,898.75, 100,370,005.95 and 34,090,873.51 is: 51,112,965.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,943,898.75 : 100,370,005.95 = 34,090,873.51 : x
  2. Step 2: Convert to fraction form
    66,943,898.75/100,370,005.95 = 34,090,873.51/x
  3. Step 3: Cross multiply
    66,943,898.75x = 100,370,005.95 × 34,090,873.51
  4. Step 4: Simplify right side
    66,943,898.75x = 3,421,701,177,039,397.50
  5. Step 5: Solve for x
    x = 3,421,701,177,039,397.50/66,943,898.75
  6. Step 6: Final answer
    x = 51,112,965.35

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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.