Home / 118,071,859.47-162,931,292.87-67,837,694.19

Finding the Fourth Proportional to 118,071,859.47, 162,931,292.87 and 67,837,694.19

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Solution

The fourth proportional to 118,071,859.47, 162,931,292.87 and 67,837,694.19 is: 93,611,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,071,859.47 : 162,931,292.87 = 67,837,694.19 : x
  2. Step 2: Convert to fraction form
    118,071,859.47/162,931,292.87 = 67,837,694.19/x
  3. Step 3: Cross multiply
    118,071,859.47x = 162,931,292.87 × 67,837,694.19
  4. Step 4: Simplify right side
    118,071,859.47x = 11,052,883,219,696,388
  5. Step 5: Solve for x
    x = 11,052,883,219,696,388/118,071,859.47
  6. Step 6: Final answer
    x = 93,611,494.47

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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.