Home / 132,880,977.40-199,349,459.70-56,164,516.60

Finding the Fourth Proportional to 132,880,977.40, 199,349,459.70 and 56,164,516.60

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Solution

The fourth proportional to 132,880,977.40, 199,349,459.70 and 56,164,516.60 is: 84,258,606.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,880,977.40 : 199,349,459.70 = 56,164,516.60 : x
  2. Step 2: Convert to fraction form
    132,880,977.40/199,349,459.70 = 56,164,516.60/x
  3. Step 3: Cross multiply
    132,880,977.40x = 199,349,459.70 × 56,164,516.60
  4. Step 4: Simplify right side
    132,880,977.40x = 11,196,366,038,521,680
  5. Step 5: Solve for x
    x = 11,196,366,038,521,680/132,880,977.40
  6. Step 6: Final answer
    x = 84,258,606.89

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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.