Home / 2,486,122,807.86-3,430,849,810.77-1,372,289,112.18

Finding the Fourth Proportional to 2,486,122,807.86, 3,430,849,810.77 and 1,372,289,112.18

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Solution

The fourth proportional to 2,486,122,807.86, 3,430,849,810.77 and 1,372,289,112.18 is: 1,893,759,160.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,122,807.86 : 3,430,849,810.77 = 1,372,289,112.18 : x
  2. Step 2: Convert to fraction form
    2,486,122,807.86/3,430,849,810.77 = 1,372,289,112.18/x
  3. Step 3: Cross multiply
    2,486,122,807.86x = 3,430,849,810.77 × 1,372,289,112.18
  4. Step 4: Simplify right side
    2,486,122,807.86x = 4,708,117,840,844,484,608
  5. Step 5: Solve for x
    x = 4,708,117,840,844,484,608/2,486,122,807.86
  6. Step 6: Final answer
    x = 1,893,759,160.23

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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.