Home / 1,019,518,726.93-1,530,095,306.99-528,372,413.40

Finding the Fourth Proportional to 1,019,518,726.93, 1,530,095,306.99 and 528,372,413.40

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Solution

The fourth proportional to 1,019,518,726.93, 1,530,095,306.99 and 528,372,413.40 is: 792,982,148.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,518,726.93 : 1,530,095,306.99 = 528,372,413.40 : x
  2. Step 2: Convert to fraction form
    1,019,518,726.93/1,530,095,306.99 = 528,372,413.40/x
  3. Step 3: Cross multiply
    1,019,518,726.93x = 1,530,095,306.99 × 528,372,413.40
  4. Step 4: Simplify right side
    1,019,518,726.93x = 808,460,150,085,262,336
  5. Step 5: Solve for x
    x = 808,460,150,085,262,336/1,019,518,726.93
  6. Step 6: Final answer
    x = 792,982,148.07

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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.