Home / 108,885,208.80-163,356,681.60-47,448,004.80

Finding the Fourth Proportional to 108,885,208.80, 163,356,681.60 and 47,448,004.80

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Solution

The fourth proportional to 108,885,208.80, 163,356,681.60 and 47,448,004.80 is: 71,184,586.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,885,208.80 : 163,356,681.60 = 47,448,004.80 : x
  2. Step 2: Convert to fraction form
    108,885,208.80/163,356,681.60 = 47,448,004.80/x
  3. Step 3: Cross multiply
    108,885,208.80x = 163,356,681.60 × 47,448,004.80
  4. Step 4: Simplify right side
    108,885,208.80x = 7,750,948,612,668,871
  5. Step 5: Solve for x
    x = 7,750,948,612,668,871/108,885,208.80
  6. Step 6: Final answer
    x = 71,184,586.94

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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.