Home / 42,129,528,570.10-63,204,829,635.28-12,283,859,702.67

Finding the Fourth Proportional to 42,129,528,570.10, 63,204,829,635.28 and 12,283,859,702.67

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Solution

The fourth proportional to 42,129,528,570.10, 63,204,829,635.28 and 12,283,859,702.67 is: 18,428,861,801.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,129,528,570.10 : 63,204,829,635.28 = 12,283,859,702.67 : x
  2. Step 2: Convert to fraction form
    42,129,528,570.10/63,204,829,635.28 = 12,283,859,702.67/x
  3. Step 3: Cross multiply
    42,129,528,570.10x = 63,204,829,635.28 × 12,283,859,702.67
  4. Step 4: Simplify right side
    42,129,528,570.10x = 776,399,259,770,940,424,192
  5. Step 5: Solve for x
    x = 776,399,259,770,940,424,192/42,129,528,570.10
  6. Step 6: Final answer
    x = 18,428,861,801.27

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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.