Home / 1,386,435,413.40-2,079,149,235.30-466,341,768.60

Finding the Fourth Proportional to 1,386,435,413.40, 2,079,149,235.30 and 466,341,768.60

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Solution

The fourth proportional to 1,386,435,413.40, 2,079,149,235.30 and 466,341,768.60 is: 699,343,166.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,435,413.40 : 2,079,149,235.30 = 466,341,768.60 : x
  2. Step 2: Convert to fraction form
    1,386,435,413.40/2,079,149,235.30 = 466,341,768.60/x
  3. Step 3: Cross multiply
    1,386,435,413.40x = 2,079,149,235.30 × 466,341,768.60
  4. Step 4: Simplify right side
    1,386,435,413.40x = 969,594,131,573,139,584
  5. Step 5: Solve for x
    x = 969,594,131,573,139,584/1,386,435,413.40
  6. Step 6: Final answer
    x = 699,343,166.08

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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.