Home / 1,579,594,957.47-2,179,909,562.91-874,746,938.98

Finding the Fourth Proportional to 1,579,594,957.47, 2,179,909,562.91 and 874,746,938.98

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Solution

The fourth proportional to 1,579,594,957.47, 2,179,909,562.91 and 874,746,938.98 is: 1,207,188,721.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,594,957.47 : 2,179,909,562.91 = 874,746,938.98 : x
  2. Step 2: Convert to fraction form
    1,579,594,957.47/2,179,909,562.91 = 874,746,938.98/x
  3. Step 3: Cross multiply
    1,579,594,957.47x = 2,179,909,562.91 × 874,746,938.98
  4. Step 4: Simplify right side
    1,579,594,957.47x = 1,906,869,217,393,479,168
  5. Step 5: Solve for x
    x = 1,906,869,217,393,479,168/1,579,594,957.47
  6. Step 6: Final answer
    x = 1,207,188,721.63

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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.