Home / 6,442,255,413.47-9,663,746,081.56-1,960,495,801.25

Finding the Fourth Proportional to 6,442,255,413.47, 9,663,746,081.56 and 1,960,495,801.25

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Solution

The fourth proportional to 6,442,255,413.47, 9,663,746,081.56 and 1,960,495,801.25 is: 2,940,854,157.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,255,413.47 : 9,663,746,081.56 = 1,960,495,801.25 : x
  2. Step 2: Convert to fraction form
    6,442,255,413.47/9,663,746,081.56 = 1,960,495,801.25/x
  3. Step 3: Cross multiply
    6,442,255,413.47x = 9,663,746,081.56 × 1,960,495,801.25
  4. Step 4: Simplify right side
    6,442,255,413.47x = 18,945,733,617,191,301,120
  5. Step 5: Solve for x
    x = 18,945,733,617,191,301,120/6,442,255,413.47
  6. Step 6: Final answer
    x = 2,940,854,157.62

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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.