Home / 118,355,770.10-163,336,006.97-66,144,804.27

Finding the Fourth Proportional to 118,355,770.10, 163,336,006.97 and 66,144,804.27

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Solution

The fourth proportional to 118,355,770.10, 163,336,006.97 and 66,144,804.27 is: 91,282,648.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,355,770.10 : 163,336,006.97 = 66,144,804.27 : x
  2. Step 2: Convert to fraction form
    118,355,770.10/163,336,006.97 = 66,144,804.27/x
  3. Step 3: Cross multiply
    118,355,770.10x = 163,336,006.97 × 66,144,804.27
  4. Step 4: Simplify right side
    118,355,770.10x = 10,803,828,210,943,282
  5. Step 5: Solve for x
    x = 10,803,828,210,943,282/118,355,770.10
  6. Step 6: Final answer
    x = 91,282,648.93

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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.