Home / 127,528,305.30-191,292,457.95-50,863,166.10

Finding the Fourth Proportional to 127,528,305.30, 191,292,457.95 and 50,863,166.10

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Solution

The fourth proportional to 127,528,305.30, 191,292,457.95 and 50,863,166.10 is: 76,294,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,528,305.30 : 191,292,457.95 = 50,863,166.10 : x
  2. Step 2: Convert to fraction form
    127,528,305.30/191,292,457.95 = 50,863,166.10/x
  3. Step 3: Cross multiply
    127,528,305.30x = 191,292,457.95 × 50,863,166.10
  4. Step 4: Simplify right side
    127,528,305.30x = 9,729,740,062,388,116
  5. Step 5: Solve for x
    x = 9,729,740,062,388,116/127,528,305.30
  6. Step 6: Final answer
    x = 76,294,749.15

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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.