Home / 1,328,713,058.10-1,993,059,089.55-346,137,698.10

Finding the Fourth Proportional to 1,328,713,058.10, 1,993,059,089.55 and 346,137,698.10

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Solution

The fourth proportional to 1,328,713,058.10, 1,993,059,089.55 and 346,137,698.10 is: 519,203,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,713,058.10 : 1,993,059,089.55 = 346,137,698.10 : x
  2. Step 2: Convert to fraction form
    1,328,713,058.10/1,993,059,089.55 = 346,137,698.10/x
  3. Step 3: Cross multiply
    1,328,713,058.10x = 1,993,059,089.55 × 346,137,698.10
  4. Step 4: Simplify right side
    1,328,713,058.10x = 689,872,885,434,118,784
  5. Step 5: Solve for x
    x = 689,872,885,434,118,784/1,328,713,058.10
  6. Step 6: Final answer
    x = 519,203,812.46

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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.