Home / 1,657,645,369.46-2,287,557,916.25-915,095,533.94

Finding the Fourth Proportional to 1,657,645,369.46, 2,287,557,916.25 and 915,095,533.94

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Solution

The fourth proportional to 1,657,645,369.46, 2,287,557,916.25 and 915,095,533.94 is: 1,262,835,870.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,645,369.46 : 2,287,557,916.25 = 915,095,533.94 : x
  2. Step 2: Convert to fraction form
    1,657,645,369.46/2,287,557,916.25 = 915,095,533.94/x
  3. Step 3: Cross multiply
    1,657,645,369.46x = 2,287,557,916.25 × 915,095,533.94
  4. Step 4: Simplify right side
    1,657,645,369.46x = 2,093,334,032,773,454,080
  5. Step 5: Solve for x
    x = 2,093,334,032,773,454,080/1,657,645,369.46
  6. Step 6: Final answer
    x = 1,262,835,870.29

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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.