Home / 70,380,404,428.80-105,570,606,643.20-26,205,327,897.60

Finding the Fourth Proportional to 70,380,404,428.80, 105,570,606,643.20 and 26,205,327,897.60

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Solution

The fourth proportional to 70,380,404,428.80, 105,570,606,643.20 and 26,205,327,897.60 is: 39,307,991,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,380,404,428.80 : 105,570,606,643.20 = 26,205,327,897.60 : x
  2. Step 2: Convert to fraction form
    70,380,404,428.80/105,570,606,643.20 = 26,205,327,897.60/x
  3. Step 3: Cross multiply
    70,380,404,428.80x = 105,570,606,643.20 × 26,205,327,897.60
  4. Step 4: Simplify right side
    70,380,404,428.80x = 2,766,512,363,433,604,677,632
  5. Step 5: Solve for x
    x = 2,766,512,363,433,604,677,632/70,380,404,428.80
  6. Step 6: Final answer
    x = 39,307,991,846.40

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1.5x scale

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.