Home / 98,296,520.40-147,256,774.20-52,843,208.40

Finding the Fourth Proportional to 98,296,520.40, 147,256,774.20 and 52,843,208.40

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Solution

The fourth proportional to 98,296,520.40, 147,256,774.20 and 52,843,208.40 is: 79,163,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,296,520.40 : 147,256,774.20 = 52,843,208.40 : x
  2. Step 2: Convert to fraction form
    98,296,520.40/147,256,774.20 = 52,843,208.40/x
  3. Step 3: Cross multiply
    98,296,520.40x = 147,256,774.20 × 52,843,208.40
  4. Step 4: Simplify right side
    98,296,520.40x = 7,781,520,407,362,342
  5. Step 5: Solve for x
    x = 7,781,520,407,362,342/98,296,520.40
  6. Step 6: Final answer
    x = 79,163,742.27

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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.