Home / 1,015,618,256.06-1,401,706,390.77-619,371,103.23

Finding the Fourth Proportional to 1,015,618,256.06, 1,401,706,390.77 and 619,371,103.23

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Solution

The fourth proportional to 1,015,618,256.06, 1,401,706,390.77 and 619,371,103.23 is: 854,825,549.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,618,256.06 : 1,401,706,390.77 = 619,371,103.23 : x
  2. Step 2: Convert to fraction form
    1,015,618,256.06/1,401,706,390.77 = 619,371,103.23/x
  3. Step 3: Cross multiply
    1,015,618,256.06x = 1,401,706,390.77 × 619,371,103.23
  4. Step 4: Simplify right side
    1,015,618,256.06x = 868,176,433,655,756,416
  5. Step 5: Solve for x
    x = 868,176,433,655,756,416/1,015,618,256.06
  6. Step 6: Final answer
    x = 854,825,549.34

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Double scale
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1.5x scale

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.