Home / 1,413,285,579.02-1,950,348,532.06-778,265,122.72

Finding the Fourth Proportional to 1,413,285,579.02, 1,950,348,532.06 and 778,265,122.72

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Solution

The fourth proportional to 1,413,285,579.02, 1,950,348,532.06 and 778,265,122.72 is: 1,074,013,817.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,285,579.02 : 1,950,348,532.06 = 778,265,122.72 : x
  2. Step 2: Convert to fraction form
    1,413,285,579.02/1,950,348,532.06 = 778,265,122.72/x
  3. Step 3: Cross multiply
    1,413,285,579.02x = 1,950,348,532.06 × 778,265,122.72
  4. Step 4: Simplify right side
    1,413,285,579.02x = 1,517,888,239,650,447,872
  5. Step 5: Solve for x
    x = 1,517,888,239,650,447,872/1,413,285,579.02
  6. Step 6: Final answer
    x = 1,074,013,817.29

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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.