Home / 581,871,360,655.88-802,866,019,101.66-324,914,721,326.64

Finding the Fourth Proportional to 581,871,360,655.88, 802,866,019,101.66 and 324,914,721,326.64

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Solution

The fourth proportional to 581,871,360,655.88, 802,866,019,101.66 and 324,914,721,326.64 is: 448,317,285,396.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,871,360,655.88 : 802,866,019,101.66 = 324,914,721,326.64 : x
  2. Step 2: Convert to fraction form
    581,871,360,655.88/802,866,019,101.66 = 324,914,721,326.64/x
  3. Step 3: Cross multiply
    581,871,360,655.88x = 802,866,019,101.66 × 324,914,721,326.64
  4. Step 4: Simplify right side
    581,871,360,655.88x = 260,862,988,859,044,708,483,072
  5. Step 5: Solve for x
    x = 260,862,988,859,044,708,483,072/581,871,360,655.88
  6. Step 6: Final answer
    x = 448,317,285,396.21

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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.