Home / 630,828,698.40-946,243,047.60-413,150,464.80

Finding the Fourth Proportional to 630,828,698.40, 946,243,047.60 and 413,150,464.80

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Solution

The fourth proportional to 630,828,698.40, 946,243,047.60 and 413,150,464.80 is: 619,725,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,828,698.40 : 946,243,047.60 = 413,150,464.80 : x
  2. Step 2: Convert to fraction form
    630,828,698.40/946,243,047.60 = 413,150,464.80/x
  3. Step 3: Cross multiply
    630,828,698.40x = 946,243,047.60 × 413,150,464.80
  4. Step 4: Simplify right side
    630,828,698.40x = 390,940,754,929,708,544
  5. Step 5: Solve for x
    x = 390,940,754,929,708,544/630,828,698.40
  6. Step 6: Final answer
    x = 619,725,697.20

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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.