Home / 127,563,583.34-176,092,159.61-85,771,872.72

Finding the Fourth Proportional to 127,563,583.34, 176,092,159.61 and 85,771,872.72

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Solution

The fourth proportional to 127,563,583.34, 176,092,159.61 and 85,771,872.72 is: 118,401,771.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,563,583.34 : 176,092,159.61 = 85,771,872.72 : x
  2. Step 2: Convert to fraction form
    127,563,583.34/176,092,159.61 = 85,771,872.72/x
  3. Step 3: Cross multiply
    127,563,583.34x = 176,092,159.61 × 85,771,872.72
  4. Step 4: Simplify right side
    127,563,583.34x = 15,103,754,301,273,276
  5. Step 5: Solve for x
    x = 15,103,754,301,273,276/127,563,583.34
  6. Step 6: Final answer
    x = 118,401,771.93

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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.