Home / 890,153,111.89-1,228,634,525.27-604,527,921.88

Finding the Fourth Proportional to 890,153,111.89, 1,228,634,525.27 and 604,527,921.88

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Solution

The fourth proportional to 890,153,111.89, 1,228,634,525.27 and 604,527,921.88 is: 834,400,134.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,153,111.89 : 1,228,634,525.27 = 604,527,921.88 : x
  2. Step 2: Convert to fraction form
    890,153,111.89/1,228,634,525.27 = 604,527,921.88/x
  3. Step 3: Cross multiply
    890,153,111.89x = 1,228,634,525.27 × 604,527,921.88
  4. Step 4: Simplify right side
    890,153,111.89x = 742,743,876,309,908,608
  5. Step 5: Solve for x
    x = 742,743,876,309,908,608/890,153,111.89
  6. Step 6: Final answer
    x = 834,400,134.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.