Home / 70,411,487.45-97,173,669.63-39,059,644.64

Finding the Fourth Proportional to 70,411,487.45, 97,173,669.63 and 39,059,644.64

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Solution

The fourth proportional to 70,411,487.45, 97,173,669.63 and 39,059,644.64 is: 53,905,536.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,411,487.45 : 97,173,669.63 = 39,059,644.64 : x
  2. Step 2: Convert to fraction form
    70,411,487.45/97,173,669.63 = 39,059,644.64/x
  3. Step 3: Cross multiply
    70,411,487.45x = 97,173,669.63 × 39,059,644.64
  4. Step 4: Simplify right side
    70,411,487.45x = 3,795,569,003,626,691.50
  5. Step 5: Solve for x
    x = 3,795,569,003,626,691.50/70,411,487.45
  6. Step 6: Final answer
    x = 53,905,536.46

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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.