Home / 1,246,075,699.33-1,720,113,939.75-776,409,069.01

Finding the Fourth Proportional to 1,246,075,699.33, 1,720,113,939.75 and 776,409,069.01

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Solution

The fourth proportional to 1,246,075,699.33, 1,720,113,939.75 and 776,409,069.01 is: 1,071,774,422.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,075,699.33 : 1,720,113,939.75 = 776,409,069.01 : x
  2. Step 2: Convert to fraction form
    1,246,075,699.33/1,720,113,939.75 = 776,409,069.01/x
  3. Step 3: Cross multiply
    1,246,075,699.33x = 1,720,113,939.75 × 776,409,069.01
  4. Step 4: Simplify right side
    1,246,075,699.33x = 1,335,512,062,552,420,608
  5. Step 5: Solve for x
    x = 1,335,512,062,552,420,608/1,246,075,699.33
  6. Step 6: Final answer
    x = 1,071,774,422.11

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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.