Home / 70,465,563.10-105,698,344.65-61,507,611.10

Finding the Fourth Proportional to 70,465,563.10, 105,698,344.65 and 61,507,611.10

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Solution

The fourth proportional to 70,465,563.10, 105,698,344.65 and 61,507,611.10 is: 92,261,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,465,563.10 : 105,698,344.65 = 61,507,611.10 : x
  2. Step 2: Convert to fraction form
    70,465,563.10/105,698,344.65 = 61,507,611.10/x
  3. Step 3: Cross multiply
    70,465,563.10x = 105,698,344.65 × 61,507,611.10
  4. Step 4: Simplify right side
    70,465,563.10x = 6,501,252,676,645,966
  5. Step 5: Solve for x
    x = 6,501,252,676,645,966/70,465,563.10
  6. Step 6: Final answer
    x = 92,261,416.65

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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.