Home / 1,552,831,907.02-2,143,091,916.39-874,671,178.75

Finding the Fourth Proportional to 1,552,831,907.02, 2,143,091,916.39 and 874,671,178.75

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Solution

The fourth proportional to 1,552,831,907.02, 2,143,091,916.39 and 874,671,178.75 is: 1,207,149,804.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,831,907.02 : 2,143,091,916.39 = 874,671,178.75 : x
  2. Step 2: Convert to fraction form
    1,552,831,907.02/2,143,091,916.39 = 874,671,178.75/x
  3. Step 3: Cross multiply
    1,552,831,907.02x = 2,143,091,916.39 × 874,671,178.75
  4. Step 4: Simplify right side
    1,552,831,907.02x = 1,874,500,732,676,403,712
  5. Step 5: Solve for x
    x = 1,874,500,732,676,403,712/1,552,831,907.02
  6. Step 6: Final answer
    x = 1,207,149,804.31

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Double scale
Find fourth proportional to 1,552,831,908.02, 2,143,091,917.77 and 874,671,179.75
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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.