Home / 118,701,088.80-178,051,633.20-98,293,754.40

Finding the Fourth Proportional to 118,701,088.80, 178,051,633.20 and 98,293,754.40

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Solution

The fourth proportional to 118,701,088.80, 178,051,633.20 and 98,293,754.40 is: 147,440,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,701,088.80 : 178,051,633.20 = 98,293,754.40 : x
  2. Step 2: Convert to fraction form
    118,701,088.80/178,051,633.20 = 98,293,754.40/x
  3. Step 3: Cross multiply
    118,701,088.80x = 178,051,633.20 × 98,293,754.40
  4. Step 4: Simplify right side
    118,701,088.80x = 17,501,363,504,279,686
  5. Step 5: Solve for x
    x = 17,501,363,504,279,686/118,701,088.80
  6. Step 6: Final answer
    x = 147,440,631.60

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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.