Home / 100,492,973.80-150,739,460.70-93,774,509.80

Finding the Fourth Proportional to 100,492,973.80, 150,739,460.70 and 93,774,509.80

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Solution

The fourth proportional to 100,492,973.80, 150,739,460.70 and 93,774,509.80 is: 140,661,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,492,973.80 : 150,739,460.70 = 93,774,509.80 : x
  2. Step 2: Convert to fraction form
    100,492,973.80/150,739,460.70 = 93,774,509.80/x
  3. Step 3: Cross multiply
    100,492,973.80x = 150,739,460.70 × 93,774,509.80
  4. Step 4: Simplify right side
    100,492,973.80x = 14,135,519,034,658,864
  5. Step 5: Solve for x
    x = 14,135,519,034,658,864/100,492,973.80
  6. Step 6: Final answer
    x = 140,661,764.70

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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.