Home / 144,710,208.80-217,065,313.20-87,314,580.80

Finding the Fourth Proportional to 144,710,208.80, 217,065,313.20 and 87,314,580.80

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Solution

The fourth proportional to 144,710,208.80, 217,065,313.20 and 87,314,580.80 is: 130,971,871.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,710,208.80 : 217,065,313.20 = 87,314,580.80 : x
  2. Step 2: Convert to fraction form
    144,710,208.80/217,065,313.20 = 87,314,580.80/x
  3. Step 3: Cross multiply
    144,710,208.80x = 217,065,313.20 × 87,314,580.80
  4. Step 4: Simplify right side
    144,710,208.80x = 18,952,966,828,278,704
  5. Step 5: Solve for x
    x = 18,952,966,828,278,704/144,710,208.80
  6. Step 6: Final answer
    x = 130,971,871.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.