Home / 1,758,740,038.87-2,638,194,904.65-578,294,383.93

Finding the Fourth Proportional to 1,758,740,038.87, 2,638,194,904.65 and 578,294,383.93

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Solution

The fourth proportional to 1,758,740,038.87, 2,638,194,904.65 and 578,294,383.93 is: 867,469,474.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,740,038.87 : 2,638,194,904.65 = 578,294,383.93 : x
  2. Step 2: Convert to fraction form
    1,758,740,038.87/2,638,194,904.65 = 578,294,383.93/x
  3. Step 3: Cross multiply
    1,758,740,038.87x = 2,638,194,904.65 × 578,294,383.93
  4. Step 4: Simplify right side
    1,758,740,038.87x = 1,525,653,297,071,836,672
  5. Step 5: Solve for x
    x = 1,525,653,297,071,836,672/1,758,740,038.87
  6. Step 6: Final answer
    x = 867,469,474.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.