Home / 68,097,725.40-102,146,588.10-64,116,413.40

Finding the Fourth Proportional to 68,097,725.40, 102,146,588.10 and 64,116,413.40

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Solution

The fourth proportional to 68,097,725.40, 102,146,588.10 and 64,116,413.40 is: 96,174,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,097,725.40 : 102,146,588.10 = 64,116,413.40 : x
  2. Step 2: Convert to fraction form
    68,097,725.40/102,146,588.10 = 64,116,413.40/x
  3. Step 3: Cross multiply
    68,097,725.40x = 102,146,588.10 × 64,116,413.40
  4. Step 4: Simplify right side
    68,097,725.40x = 6,549,272,870,019,120
  5. Step 5: Solve for x
    x = 6,549,272,870,019,120/68,097,725.40
  6. Step 6: Final answer
    x = 96,174,620.10

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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.