Home / 1,151,010,168.40-1,726,515,252.60-424,282,315.60

Finding the Fourth Proportional to 1,151,010,168.40, 1,726,515,252.60 and 424,282,315.60

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Solution

The fourth proportional to 1,151,010,168.40, 1,726,515,252.60 and 424,282,315.60 is: 636,423,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,010,168.40 : 1,726,515,252.60 = 424,282,315.60 : x
  2. Step 2: Convert to fraction form
    1,151,010,168.40/1,726,515,252.60 = 424,282,315.60/x
  3. Step 3: Cross multiply
    1,151,010,168.40x = 1,726,515,252.60 × 424,282,315.60
  4. Step 4: Simplify right side
    1,151,010,168.40x = 732,529,889,291,846,912
  5. Step 5: Solve for x
    x = 732,529,889,291,846,912/1,151,010,168.40
  6. Step 6: Final answer
    x = 636,423,473.40

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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.