Home / 805,677,412,837.25-1,111,829,073,232.80-439,871,604,169.25

Finding the Fourth Proportional to 805,677,412,837.25, 1,111,829,073,232.80 and 439,871,604,169.25

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Solution

The fourth proportional to 805,677,412,837.25, 1,111,829,073,232.80 and 439,871,604,169.25 is: 607,019,670,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,677,412,837.25 : 1,111,829,073,232.80 = 439,871,604,169.25 : x
  2. Step 2: Convert to fraction form
    805,677,412,837.25/1,111,829,073,232.80 = 439,871,604,169.25/x
  3. Step 3: Cross multiply
    805,677,412,837.25x = 1,111,829,073,232.80 × 439,871,604,169.25
  4. Step 4: Simplify right side
    805,677,412,837.25x = 489,062,038,004,922,312,556,544
  5. Step 5: Solve for x
    x = 489,062,038,004,922,312,556,544/805,677,412,837.25
  6. Step 6: Final answer
    x = 607,019,670,916.00

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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.