Home / 1,919,784,788,426.50-2,877,661,376,428.80-645,927,333,844.72

Finding the Fourth Proportional to 1,919,784,788,426.50, 2,877,661,376,428.80 and 645,927,333,844.72

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Solution

The fourth proportional to 1,919,784,788,426.50, 2,877,661,376,428.80 and 645,927,333,844.72 is: 968,212,766,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,784,788,426.50 : 2,877,661,376,428.80 = 645,927,333,844.72 : x
  2. Step 2: Convert to fraction form
    1,919,784,788,426.50/2,877,661,376,428.80 = 645,927,333,844.72/x
  3. Step 3: Cross multiply
    1,919,784,788,426.50x = 2,877,661,376,428.80 × 645,927,333,844.72
  4. Step 4: Simplify right side
    1,919,784,788,426.50x = 1,858,760,140,584,581,779,685,376
  5. Step 5: Solve for x
    x = 1,858,760,140,584,581,779,685,376/1,919,784,788,426.50
  6. Step 6: Final answer
    x = 968,212,766,238.27

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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.