Home / 366,984,642.70-550,476,964.05-148,739,538.70

Finding the Fourth Proportional to 366,984,642.70, 550,476,964.05 and 148,739,538.70

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Solution

The fourth proportional to 366,984,642.70, 550,476,964.05 and 148,739,538.70 is: 223,109,308.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984,642.70 : 550,476,964.05 = 148,739,538.70 : x
  2. Step 2: Convert to fraction form
    366,984,642.70/550,476,964.05 = 148,739,538.70/x
  3. Step 3: Cross multiply
    366,984,642.70x = 550,476,964.05 × 148,739,538.70
  4. Step 4: Simplify right side
    366,984,642.70x = 81,877,689,697,773,472
  5. Step 5: Solve for x
    x = 81,877,689,697,773,472/366,984,642.70
  6. Step 6: Final answer
    x = 223,109,308.05

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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.