Home / 770,913,957,217.65-1,063,886,774,579.10-423,696,543,413.76

Finding the Fourth Proportional to 770,913,957,217.65, 1,063,886,774,579.10 and 423,696,543,413.76

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Solution

The fourth proportional to 770,913,957,217.65, 1,063,886,774,579.10 and 423,696,543,413.76 is: 584,715,252,269.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,913,957,217.65 : 1,063,886,774,579.10 = 423,696,543,413.76 : x
  2. Step 2: Convert to fraction form
    770,913,957,217.65/1,063,886,774,579.10 = 423,696,543,413.76/x
  3. Step 3: Cross multiply
    770,913,957,217.65x = 1,063,886,774,579.10 × 423,696,543,413.76
  4. Step 4: Simplify right side
    770,913,957,217.65x = 450,765,148,972,778,721,902,592
  5. Step 5: Solve for x
    x = 450,765,148,972,778,721,902,592/770,913,957,217.65
  6. Step 6: Final answer
    x = 584,715,252,269.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.