Home / 779,484,288.20-1,075,826,917.52-466,252,962.80

Finding the Fourth Proportional to 779,484,288.20, 1,075,826,917.52 and 466,252,962.80

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Solution

The fourth proportional to 779,484,288.20, 1,075,826,917.52 and 466,252,962.80 is: 643,511,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,484,288.20 : 1,075,826,917.52 = 466,252,962.80 : x
  2. Step 2: Convert to fraction form
    779,484,288.20/1,075,826,917.52 = 466,252,962.80/x
  3. Step 3: Cross multiply
    779,484,288.20x = 1,075,826,917.52 × 466,252,962.80
  4. Step 4: Simplify right side
    779,484,288.20x = 501,607,487,753,691,264
  5. Step 5: Solve for x
    x = 501,607,487,753,691,264/779,484,288.20
  6. Step 6: Final answer
    x = 643,511,992.93

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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.