Home / 630,088,703.40-943,621,400.70-306,594,661.80

Finding the Fourth Proportional to 630,088,703.40, 943,621,400.70 and 306,594,661.80

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Solution

The fourth proportional to 630,088,703.40, 943,621,400.70 and 306,594,661.80 is: 459,156,437.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,088,703.40 : 943,621,400.70 = 306,594,661.80 : x
  2. Step 2: Convert to fraction form
    630,088,703.40/943,621,400.70 = 306,594,661.80/x
  3. Step 3: Cross multiply
    630,088,703.40x = 943,621,400.70 × 306,594,661.80
  4. Step 4: Simplify right side
    630,088,703.40x = 289,309,284,214,858,816
  5. Step 5: Solve for x
    x = 289,309,284,214,858,816/630,088,703.40
  6. Step 6: Final answer
    x = 459,156,437.27

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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.