Home / 153,475,723.20-229,914,986.40-92,710,948.80

Finding the Fourth Proportional to 153,475,723.20, 229,914,986.40 and 92,710,948.80

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Solution

The fourth proportional to 153,475,723.20, 229,914,986.40 and 92,710,948.80 is: 138,886,047.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,475,723.20 : 229,914,986.40 = 92,710,948.80 : x
  2. Step 2: Convert to fraction form
    153,475,723.20/229,914,986.40 = 92,710,948.80/x
  3. Step 3: Cross multiply
    153,475,723.20x = 229,914,986.40 × 92,710,948.80
  4. Step 4: Simplify right side
    153,475,723.20x = 21,315,636,532,483,096
  5. Step 5: Solve for x
    x = 21,315,636,532,483,096/153,475,723.20
  6. Step 6: Final answer
    x = 138,886,047.17

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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.