Home / 758,233,288.80-1,137,475,904.40-298,186,466.40

Finding the Fourth Proportional to 758,233,288.80, 1,137,475,904.40 and 298,186,466.40

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Solution

The fourth proportional to 758,233,288.80, 1,137,475,904.40 and 298,186,466.40 is: 447,329,239.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,233,288.80 : 1,137,475,904.40 = 298,186,466.40 : x
  2. Step 2: Convert to fraction form
    758,233,288.80/1,137,475,904.40 = 298,186,466.40/x
  3. Step 3: Cross multiply
    758,233,288.80x = 1,137,475,904.40 × 298,186,466.40
  4. Step 4: Simplify right side
    758,233,288.80x = 339,179,920,548,180,224
  5. Step 5: Solve for x
    x = 339,179,920,548,180,224/758,233,288.80
  6. Step 6: Final answer
    x = 447,329,239.64

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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.