Home / 92,283,606.40-138,425,409.60-87,804,630.40

Finding the Fourth Proportional to 92,283,606.40, 138,425,409.60 and 87,804,630.40

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Solution

The fourth proportional to 92,283,606.40, 138,425,409.60 and 87,804,630.40 is: 131,706,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,283,606.40 : 138,425,409.60 = 87,804,630.40 : x
  2. Step 2: Convert to fraction form
    92,283,606.40/138,425,409.60 = 87,804,630.40/x
  3. Step 3: Cross multiply
    92,283,606.40x = 138,425,409.60 × 87,804,630.40
  4. Step 4: Simplify right side
    92,283,606.40x = 12,154,391,927,896,612
  5. Step 5: Solve for x
    x = 12,154,391,927,896,612/92,283,606.40
  6. Step 6: Final answer
    x = 131,706,945.60

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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.