Home / 127,874,809.36-176,466,905-71,358,962.72

Finding the Fourth Proportional to 127,874,809.36, 176,466,905 and 71,358,962.72

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Solution

The fourth proportional to 127,874,809.36, 176,466,905 and 71,358,962.72 is: 98,475,183.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,874,809.36 : 176,466,905 = 71,358,962.72 : x
  2. Step 2: Convert to fraction form
    127,874,809.36/176,466,905 = 71,358,962.72/x
  3. Step 3: Cross multiply
    127,874,809.36x = 176,466,905 × 71,358,962.72
  4. Step 4: Simplify right side
    127,874,809.36x = 12,592,495,295,208,782
  5. Step 5: Solve for x
    x = 12,592,495,295,208,782/127,874,809.36
  6. Step 6: Final answer
    x = 98,475,183.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.