Home / 742,717,140,120.90-1,024,953,124,313.90-421,950,576,554.82

Finding the Fourth Proportional to 742,717,140,120.90, 1,024,953,124,313.90 and 421,950,576,554.82

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Solution

The fourth proportional to 742,717,140,120.90, 1,024,953,124,313.90 and 421,950,576,554.82 is: 582,293,767,551.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,717,140,120.90 : 1,024,953,124,313.90 = 421,950,576,554.82 : x
  2. Step 2: Convert to fraction form
    742,717,140,120.90/1,024,953,124,313.90 = 421,950,576,554.82/x
  3. Step 3: Cross multiply
    742,717,140,120.90x = 1,024,953,124,313.90 × 421,950,576,554.82
  4. Step 4: Simplify right side
    742,717,140,120.90x = 432,479,561,745,914,199,539,712
  5. Step 5: Solve for x
    x = 432,479,561,745,914,199,539,712/742,717,140,120.90
  6. Step 6: Final answer
    x = 582,293,767,551.29

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