Home / 79,685,333.61-110,016,533.51-65,035,943.74

Finding the Fourth Proportional to 79,685,333.61, 110,016,533.51 and 65,035,943.74

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Solution

The fourth proportional to 79,685,333.61, 110,016,533.51 and 65,035,943.74 is: 89,791,041.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,685,333.61 : 110,016,533.51 = 65,035,943.74 : x
  2. Step 2: Convert to fraction form
    79,685,333.61/110,016,533.51 = 65,035,943.74/x
  3. Step 3: Cross multiply
    79,685,333.61x = 110,016,533.51 × 65,035,943.74
  4. Step 4: Simplify right side
    79,685,333.61x = 7,155,029,083,826,185
  5. Step 5: Solve for x
    x = 7,155,029,083,826,185/79,685,333.61
  6. Step 6: Final answer
    x = 89,791,041.33

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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.