Home / 2,559,278,310.14-3,531,817,128.14-1,430,266,916.77

Finding the Fourth Proportional to 2,559,278,310.14, 3,531,817,128.14 and 1,430,266,916.77

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Solution

The fourth proportional to 2,559,278,310.14, 3,531,817,128.14 and 1,430,266,916.77 is: 1,973,775,643.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559,278,310.14 : 3,531,817,128.14 = 1,430,266,916.77 : x
  2. Step 2: Convert to fraction form
    2,559,278,310.14/3,531,817,128.14 = 1,430,266,916.77/x
  3. Step 3: Cross multiply
    2,559,278,310.14x = 3,531,817,128.14 × 1,430,266,916.77
  4. Step 4: Simplify right side
    2,559,278,310.14x = 5,051,441,194,444,293,120
  5. Step 5: Solve for x
    x = 5,051,441,194,444,293,120/2,559,278,310.14
  6. Step 6: Final answer
    x = 1,973,775,643.88

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Double scale
Find fourth proportional to 2,559,278,311.14, 3,531,817,129.52 and 1,430,266,917.77
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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.