Home / 105,112,187.10-144,001,289.06-101,182,287.42

Finding the Fourth Proportional to 105,112,187.10, 144,001,289.06 and 101,182,287.42

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Solution

The fourth proportional to 105,112,187.10, 144,001,289.06 and 101,182,287.42 is: 138,617,416.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,112,187.10 : 144,001,289.06 = 101,182,287.42 : x
  2. Step 2: Convert to fraction form
    105,112,187.10/144,001,289.06 = 101,182,287.42/x
  3. Step 3: Cross multiply
    105,112,187.10x = 144,001,289.06 × 101,182,287.42
  4. Step 4: Simplify right side
    105,112,187.10x = 14,570,379,818,013,512
  5. Step 5: Solve for x
    x = 14,570,379,818,013,512/105,112,187.10
  6. Step 6: Final answer
    x = 138,617,416.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.