Home / 105,869,004.40-158,803,506.60-101,390,028.40

Finding the Fourth Proportional to 105,869,004.40, 158,803,506.60 and 101,390,028.40

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Solution

The fourth proportional to 105,869,004.40, 158,803,506.60 and 101,390,028.40 is: 152,085,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,869,004.40 : 158,803,506.60 = 101,390,028.40 : x
  2. Step 2: Convert to fraction form
    105,869,004.40/158,803,506.60 = 101,390,028.40/x
  3. Step 3: Cross multiply
    105,869,004.40x = 158,803,506.60 × 101,390,028.40
  4. Step 4: Simplify right side
    105,869,004.40x = 16,101,092,044,193,588
  5. Step 5: Solve for x
    x = 16,101,092,044,193,588/105,869,004.40
  6. Step 6: Final answer
    x = 152,085,042.60

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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.