Home / 141,829,277.80-212,750,915.10-73,804,829.80

Finding the Fourth Proportional to 141,829,277.80, 212,750,915.10 and 73,804,829.80

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Solution

The fourth proportional to 141,829,277.80, 212,750,915.10 and 73,804,829.80 is: 110,710,886.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,829,277.80 : 212,750,915.10 = 73,804,829.80 : x
  2. Step 2: Convert to fraction form
    141,829,277.80/212,750,915.10 = 73,804,829.80/x
  3. Step 3: Cross multiply
    141,829,277.80x = 212,750,915.10 × 73,804,829.80
  4. Step 4: Simplify right side
    141,829,277.80x = 15,702,045,078,749,748
  5. Step 5: Solve for x
    x = 15,702,045,078,749,748/141,829,277.80
  6. Step 6: Final answer
    x = 110,710,886.51

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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.