Home / 70,476,467.60-105,683,208.60-27,331,331.60

Finding the Fourth Proportional to 70,476,467.60, 105,683,208.60 and 27,331,331.60

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Solution

The fourth proportional to 70,476,467.60, 105,683,208.60 and 27,331,331.60 is: 40,984,784.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,476,467.60 : 105,683,208.60 = 27,331,331.60 : x
  2. Step 2: Convert to fraction form
    70,476,467.60/105,683,208.60 = 27,331,331.60/x
  3. Step 3: Cross multiply
    70,476,467.60x = 105,683,208.60 × 27,331,331.60
  4. Step 4: Simplify right side
    70,476,467.60x = 2,888,462,818,798,572
  5. Step 5: Solve for x
    x = 2,888,462,818,798,572/70,476,467.60
  6. Step 6: Final answer
    x = 40,984,784.24

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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.