Home / 1,938,827,200.07-2,904,733,531.90-890,442,385.67

Finding the Fourth Proportional to 1,938,827,200.07, 2,904,733,531.90 and 890,442,385.67

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Solution

The fourth proportional to 1,938,827,200.07, 2,904,733,531.90 and 890,442,385.67 is: 1,334,052,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,827,200.07 : 2,904,733,531.90 = 890,442,385.67 : x
  2. Step 2: Convert to fraction form
    1,938,827,200.07/2,904,733,531.90 = 890,442,385.67/x
  3. Step 3: Cross multiply
    1,938,827,200.07x = 2,904,733,531.90 × 890,442,385.67
  4. Step 4: Simplify right side
    1,938,827,200.07x = 2,586,497,855,889,011,200
  5. Step 5: Solve for x
    x = 2,586,497,855,889,011,200/1,938,827,200.07
  6. Step 6: Final answer
    x = 1,334,052,800.47

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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.