Home / 448,908,413.70-673,362,620.55-423,966,116.10

Finding the Fourth Proportional to 448,908,413.70, 673,362,620.55 and 423,966,116.10

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Solution

The fourth proportional to 448,908,413.70, 673,362,620.55 and 423,966,116.10 is: 635,949,174.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,908,413.70 : 673,362,620.55 = 423,966,116.10 : x
  2. Step 2: Convert to fraction form
    448,908,413.70/673,362,620.55 = 423,966,116.10/x
  3. Step 3: Cross multiply
    448,908,413.70x = 673,362,620.55 × 423,966,116.10
  4. Step 4: Simplify right side
    448,908,413.70x = 285,482,934,961,501,536
  5. Step 5: Solve for x
    x = 285,482,934,961,501,536/448,908,413.70
  6. Step 6: Final answer
    x = 635,949,174.15

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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.