Home / 98,938,272.45-148,430,208.49-34,242,078.28

Finding the Fourth Proportional to 98,938,272.45, 148,430,208.49 and 34,242,078.28

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Solution

The fourth proportional to 98,938,272.45, 148,430,208.49 and 34,242,078.28 is: 51,371,008.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,938,272.45 : 148,430,208.49 = 34,242,078.28 : x
  2. Step 2: Convert to fraction form
    98,938,272.45/148,430,208.49 = 34,242,078.28/x
  3. Step 3: Cross multiply
    98,938,272.45x = 148,430,208.49 × 34,242,078.28
  4. Step 4: Simplify right side
    98,938,272.45x = 5,082,558,817,489,150
  5. Step 5: Solve for x
    x = 5,082,558,817,489,150/98,938,272.45
  6. Step 6: Final answer
    x = 51,371,008.32

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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.