Home / 779,870,729,216.05-1,076,222,872,390.90-432,641,017,099.47

Finding the Fourth Proportional to 779,870,729,216.05, 1,076,222,872,390.90 and 432,641,017,099.47

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Solution

The fourth proportional to 779,870,729,216.05, 1,076,222,872,390.90 and 432,641,017,099.47 is: 597,045,305,963.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,870,729,216.05 : 1,076,222,872,390.90 = 432,641,017,099.47 : x
  2. Step 2: Convert to fraction form
    779,870,729,216.05/1,076,222,872,390.90 = 432,641,017,099.47/x
  3. Step 3: Cross multiply
    779,870,729,216.05x = 1,076,222,872,390.90 × 432,641,017,099.47
  4. Step 4: Simplify right side
    779,870,729,216.05x = 465,618,158,136,912,039,116,800
  5. Step 5: Solve for x
    x = 465,618,158,136,912,039,116,800/779,870,729,216.05
  6. Step 6: Final answer
    x = 597,045,305,963.68

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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.