Home / 220,017,303,491.40-330,025,955,237.10-144,702,760,429.80

Finding the Fourth Proportional to 220,017,303,491.40, 330,025,955,237.10 and 144,702,760,429.80

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Solution

The fourth proportional to 220,017,303,491.40, 330,025,955,237.10 and 144,702,760,429.80 is: 217,054,140,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,017,303,491.40 : 330,025,955,237.10 = 144,702,760,429.80 : x
  2. Step 2: Convert to fraction form
    220,017,303,491.40/330,025,955,237.10 = 144,702,760,429.80/x
  3. Step 3: Cross multiply
    220,017,303,491.40x = 330,025,955,237.10 × 144,702,760,429.80
  4. Step 4: Simplify right side
    220,017,303,491.40x = 47,755,666,736,289,973,010,432
  5. Step 5: Solve for x
    x = 47,755,666,736,289,973,010,432/220,017,303,491.40
  6. Step 6: Final answer
    x = 217,054,140,644.70

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1.5x scale

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.