Home / 1,100,692,412.70-1,518,909,986.79-598,903,261.98

Finding the Fourth Proportional to 1,100,692,412.70, 1,518,909,986.79 and 598,903,261.98

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Solution

The fourth proportional to 1,100,692,412.70, 1,518,909,986.79 and 598,903,261.98 is: 826,461,721.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,692,412.70 : 1,518,909,986.79 = 598,903,261.98 : x
  2. Step 2: Convert to fraction form
    1,100,692,412.70/1,518,909,986.79 = 598,903,261.98/x
  3. Step 3: Cross multiply
    1,100,692,412.70x = 1,518,909,986.79 × 598,903,261.98
  4. Step 4: Simplify right side
    1,100,692,412.70x = 909,680,145,742,529,664
  5. Step 5: Solve for x
    x = 909,680,145,742,529,664/1,100,692,412.70
  6. Step 6: Final answer
    x = 826,461,721.05

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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.