Home / 305,115,973.01-457,624,926.90-83,735,588.91

Finding the Fourth Proportional to 305,115,973.01, 457,624,926.90 and 83,735,588.91

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Solution

The fourth proportional to 305,115,973.01, 457,624,926.90 and 83,735,588.91 is: 125,589,926.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,115,973.01 : 457,624,926.90 = 83,735,588.91 : x
  2. Step 2: Convert to fraction form
    305,115,973.01/457,624,926.90 = 83,735,588.91/x
  3. Step 3: Cross multiply
    305,115,973.01x = 457,624,926.90 × 83,735,588.91
  4. Step 4: Simplify right side
    305,115,973.01x = 38,319,492,753,867,200
  5. Step 5: Solve for x
    x = 38,319,492,753,867,200/305,115,973.01
  6. Step 6: Final answer
    x = 125,589,926.93

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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.