Home / 1,075,208,595.80-1,611,679,152.90-419,906,413.40

Finding the Fourth Proportional to 1,075,208,595.80, 1,611,679,152.90 and 419,906,413.40

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Solution

The fourth proportional to 1,075,208,595.80, 1,611,679,152.90 and 419,906,413.40 is: 629,416,854.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,208,595.80 : 1,611,679,152.90 = 419,906,413.40 : x
  2. Step 2: Convert to fraction form
    1,075,208,595.80/1,611,679,152.90 = 419,906,413.40/x
  3. Step 3: Cross multiply
    1,075,208,595.80x = 1,611,679,152.90 × 419,906,413.40
  4. Step 4: Simplify right side
    1,075,208,595.80x = 676,754,412,645,789,184
  5. Step 5: Solve for x
    x = 676,754,412,645,789,184/1,075,208,595.80
  6. Step 6: Final answer
    x = 629,416,854.82

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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.