Home / 74,207,353,901.40-111,311,030,852.13-38,821,036,051.80

Finding the Fourth Proportional to 74,207,353,901.40, 111,311,030,852.13 and 38,821,036,051.80

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Solution

The fourth proportional to 74,207,353,901.40, 111,311,030,852.13 and 38,821,036,051.80 is: 58,231,554,077.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,353,901.40 : 111,311,030,852.13 = 38,821,036,051.80 : x
  2. Step 2: Convert to fraction form
    74,207,353,901.40/111,311,030,852.13 = 38,821,036,051.80/x
  3. Step 3: Cross multiply
    74,207,353,901.40x = 111,311,030,852.13 × 38,821,036,051.80
  4. Step 4: Simplify right side
    74,207,353,901.40x = 4,321,209,541,673,561,358,336
  5. Step 5: Solve for x
    x = 4,321,209,541,673,561,358,336/74,207,353,901.40
  6. Step 6: Final answer
    x = 58,231,554,077.72

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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.