Home / 56,400,220,050,520-84,638,974,317,578-19,684,451,271,687

Finding the Fourth Proportional to 56,400,220,050,520, 84,638,974,317,578 and 19,684,451,271,687

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Solution

The fourth proportional to 56,400,220,050,520, 84,638,974,317,578 and 19,684,451,271,687 is: 29,540,164,278,571.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,400,220,050,520 : 84,638,974,317,578 = 19,684,451,271,687 : x
  2. Step 2: Convert to fraction form
    56,400,220,050,520/84,638,974,317,578 = 19,684,451,271,687/x
  3. Step 3: Cross multiply
    56,400,220,050,520x = 84,638,974,317,578 × 19,684,451,271,687
  4. Step 4: Simplify right side
    56,400,220,050,520x = 1,666,071,765,639,931,513,953,845,248
  5. Step 5: Solve for x
    x = 1,666,071,765,639,931,513,953,845,248/56,400,220,050,520
  6. Step 6: Final answer
    x = 29,540,164,278,571.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.