Home / 749,379,610.80-1,124,069,416.20-673,041,063.60

Finding the Fourth Proportional to 749,379,610.80, 1,124,069,416.20 and 673,041,063.60

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Solution

The fourth proportional to 749,379,610.80, 1,124,069,416.20 and 673,041,063.60 is: 1,009,561,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,379,610.80 : 1,124,069,416.20 = 673,041,063.60 : x
  2. Step 2: Convert to fraction form
    749,379,610.80/1,124,069,416.20 = 673,041,063.60/x
  3. Step 3: Cross multiply
    749,379,610.80x = 1,124,069,416.20 × 673,041,063.60
  4. Step 4: Simplify right side
    749,379,610.80x = 756,544,875,439,479,168
  5. Step 5: Solve for x
    x = 756,544,875,439,479,168/749,379,610.80
  6. Step 6: Final answer
    x = 1,009,561,595.40

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1.5x scale

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.