Home / 170,778,063.42-235,670,869.71-92,460,981.06

Finding the Fourth Proportional to 170,778,063.42, 235,670,869.71 and 92,460,981.06

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Solution

The fourth proportional to 170,778,063.42, 235,670,869.71 and 92,460,981.06 is: 127,594,606.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,778,063.42 : 235,670,869.71 = 92,460,981.06 : x
  2. Step 2: Convert to fraction form
    170,778,063.42/235,670,869.71 = 92,460,981.06/x
  3. Step 3: Cross multiply
    170,778,063.42x = 235,670,869.71 × 92,460,981.06
  4. Step 4: Simplify right side
    170,778,063.42x = 21,790,359,820,650,040
  5. Step 5: Solve for x
    x = 21,790,359,820,650,040/170,778,063.42
  6. Step 6: Final answer
    x = 127,594,606.62

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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.