Home / 768,697,801.20-1,152,934,727.40-223,382,473.20

Finding the Fourth Proportional to 768,697,801.20, 1,152,934,727.40 and 223,382,473.20

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Solution

The fourth proportional to 768,697,801.20, 1,152,934,727.40 and 223,382,473.20 is: 335,041,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,697,801.20 : 1,152,934,727.40 = 223,382,473.20 : x
  2. Step 2: Convert to fraction form
    768,697,801.20/1,152,934,727.40 = 223,382,473.20/x
  3. Step 3: Cross multiply
    768,697,801.20x = 1,152,934,727.40 × 223,382,473.20
  4. Step 4: Simplify right side
    768,697,801.20x = 257,545,410,844,779,808
  5. Step 5: Solve for x
    x = 257,545,410,844,779,808/768,697,801.20
  6. Step 6: Final answer
    x = 335,041,170.20

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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.