Home / 857,442,186.51-1,182,833,941.03-560,258,163.15

Finding the Fourth Proportional to 857,442,186.51, 1,182,833,941.03 and 560,258,163.15

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Solution

The fourth proportional to 857,442,186.51, 1,182,833,941.03 and 560,258,163.15 is: 772,871,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,442,186.51 : 1,182,833,941.03 = 560,258,163.15 : x
  2. Step 2: Convert to fraction form
    857,442,186.51/1,182,833,941.03 = 560,258,163.15/x
  3. Step 3: Cross multiply
    857,442,186.51x = 1,182,833,941.03 × 560,258,163.15
  4. Step 4: Simplify right side
    857,442,186.51x = 662,692,371,112,943,232
  5. Step 5: Solve for x
    x = 662,692,371,112,943,232/857,442,186.51
  6. Step 6: Final answer
    x = 772,871,199.41

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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.