Home / 898,152,000.30-1,347,228,000.45-414,422,592.30

Finding the Fourth Proportional to 898,152,000.30, 1,347,228,000.45 and 414,422,592.30

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Solution

The fourth proportional to 898,152,000.30, 1,347,228,000.45 and 414,422,592.30 is: 621,633,888.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,152,000.30 : 1,347,228,000.45 = 414,422,592.30 : x
  2. Step 2: Convert to fraction form
    898,152,000.30/1,347,228,000.45 = 414,422,592.30/x
  3. Step 3: Cross multiply
    898,152,000.30x = 1,347,228,000.45 × 414,422,592.30
  4. Step 4: Simplify right side
    898,152,000.30x = 558,321,720,365,634,624
  5. Step 5: Solve for x
    x = 558,321,720,365,634,624/898,152,000.30
  6. Step 6: Final answer
    x = 621,633,888.45

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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.