Home / 191,396,020.80-286,905,074.40-94,272,225.60

Finding the Fourth Proportional to 191,396,020.80, 286,905,074.40 and 94,272,225.60

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Solution

The fourth proportional to 191,396,020.80, 286,905,074.40 and 94,272,225.60 is: 141,315,267.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,396,020.80 : 286,905,074.40 = 94,272,225.60 : x
  2. Step 2: Convert to fraction form
    191,396,020.80/286,905,074.40 = 94,272,225.60/x
  3. Step 3: Cross multiply
    191,396,020.80x = 286,905,074.40 × 94,272,225.60
  4. Step 4: Simplify right side
    191,396,020.80x = 27,047,179,899,621,580
  5. Step 5: Solve for x
    x = 27,047,179,899,621,580/191,396,020.80
  6. Step 6: Final answer
    x = 141,315,267.61

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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.