Home / 180,820,847.28-249,531,015-98,314,631.28

Finding the Fourth Proportional to 180,820,847.28, 249,531,015 and 98,314,631.28

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Solution

The fourth proportional to 180,820,847.28, 249,531,015 and 98,314,631.28 is: 135,673,237.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,820,847.28 : 249,531,015 = 98,314,631.28 : x
  2. Step 2: Convert to fraction form
    180,820,847.28/249,531,015 = 98,314,631.28/x
  3. Step 3: Cross multiply
    180,820,847.28x = 249,531,015 × 98,314,631.28
  4. Step 4: Simplify right side
    180,820,847.28x = 24,532,549,732,649,148
  5. Step 5: Solve for x
    x = 24,532,549,732,649,148/180,820,847.28
  6. Step 6: Final answer
    x = 135,673,237.36

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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.