Home / 70,108,692.75-96,748,213.59-39,169,094.40

Finding the Fourth Proportional to 70,108,692.75, 96,748,213.59 and 39,169,094.40

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Solution

The fourth proportional to 70,108,692.75, 96,748,213.59 and 39,169,094.40 is: 54,052,354.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,108,692.75 : 96,748,213.59 = 39,169,094.40 : x
  2. Step 2: Convert to fraction form
    70,108,692.75/96,748,213.59 = 39,169,094.40/x
  3. Step 3: Cross multiply
    70,108,692.75x = 96,748,213.59 × 39,169,094.40
  4. Step 4: Simplify right side
    70,108,692.75x = 3,789,539,911,138,073
  5. Step 5: Solve for x
    x = 3,789,539,911,138,073/70,108,692.75
  6. Step 6: Final answer
    x = 54,052,354.46

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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.