Home / 28,515,101,137.60-42,772,651,706.40-26,064,205,470.40

Finding the Fourth Proportional to 28,515,101,137.60, 42,772,651,706.40 and 26,064,205,470.40

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Solution

The fourth proportional to 28,515,101,137.60, 42,772,651,706.40 and 26,064,205,470.40 is: 39,096,308,205.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,515,101,137.60 : 42,772,651,706.40 = 26,064,205,470.40 : x
  2. Step 2: Convert to fraction form
    28,515,101,137.60/42,772,651,706.40 = 26,064,205,470.40/x
  3. Step 3: Cross multiply
    28,515,101,137.60x = 42,772,651,706.40 × 26,064,205,470.40
  4. Step 4: Simplify right side
    28,515,101,137.60x = 1,114,835,182,589,464,936,448
  5. Step 5: Solve for x
    x = 1,114,835,182,589,464,936,448/28,515,101,137.60
  6. Step 6: Final answer
    x = 39,096,308,205.60

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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.