Home / 99,460,113.03-149,212,534.59-30,367,136.45

Finding the Fourth Proportional to 99,460,113.03, 149,212,534.59 and 30,367,136.45

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Solution

The fourth proportional to 99,460,113.03, 149,212,534.59 and 30,367,136.45 is: 45,557,533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,460,113.03 : 149,212,534.59 = 30,367,136.45 : x
  2. Step 2: Convert to fraction form
    99,460,113.03/149,212,534.59 = 30,367,136.45/x
  3. Step 3: Cross multiply
    99,460,113.03x = 149,212,534.59 × 30,367,136.45
  4. Step 4: Simplify right side
    99,460,113.03x = 4,531,157,398,317,906
  5. Step 5: Solve for x
    x = 4,531,157,398,317,906/99,460,113.03
  6. Step 6: Final answer
    x = 45,557,533.17

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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.