Home / 1,415,760,768,085.60-2,123,641,152,128.40-1,415,760,768,085.60

Finding the Fourth Proportional to 1,415,760,768,085.60, 2,123,641,152,128.40 and 1,415,760,768,085.60

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Solution

The fourth proportional to 1,415,760,768,085.60, 2,123,641,152,128.40 and 1,415,760,768,085.60 is: 2,123,641,152,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,760,768,085.60 : 2,123,641,152,128.40 = 1,415,760,768,085.60 : x
  2. Step 2: Convert to fraction form
    1,415,760,768,085.60/2,123,641,152,128.40 = 1,415,760,768,085.60/x
  3. Step 3: Cross multiply
    1,415,760,768,085.60x = 2,123,641,152,128.40 × 1,415,760,768,085.60
  4. Step 4: Simplify right side
    1,415,760,768,085.60x = 3,006,567,828,675,492,403,216,384
  5. Step 5: Solve for x
    x = 3,006,567,828,675,492,403,216,384/1,415,760,768,085.60
  6. Step 6: Final answer
    x = 2,123,641,152,128.40

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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.