Home / 1,038,378,061,413.10-1,432,970,138,399.50-575,412,833,228.32

Finding the Fourth Proportional to 1,038,378,061,413.10, 1,432,970,138,399.50 and 575,412,833,228.32

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Solution

The fourth proportional to 1,038,378,061,413.10, 1,432,970,138,399.50 and 575,412,833,228.32 is: 794,074,372,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,378,061,413.10 : 1,432,970,138,399.50 = 575,412,833,228.32 : x
  2. Step 2: Convert to fraction form
    1,038,378,061,413.10/1,432,970,138,399.50 = 575,412,833,228.32/x
  3. Step 3: Cross multiply
    1,038,378,061,413.10x = 1,432,970,138,399.50 × 575,412,833,228.32
  4. Step 4: Simplify right side
    1,038,378,061,413.10x = 824,549,407,268,034,077,261,824
  5. Step 5: Solve for x
    x = 824,549,407,268,034,077,261,824/1,038,378,061,413.10
  6. Step 6: Final answer
    x = 794,074,372,243.50

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Double scale
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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.