Home / 117,640,013.60-176,460,020.40-57,173,837.60

Finding the Fourth Proportional to 117,640,013.60, 176,460,020.40 and 57,173,837.60

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Solution

The fourth proportional to 117,640,013.60, 176,460,020.40 and 57,173,837.60 is: 85,760,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,640,013.60 : 176,460,020.40 = 57,173,837.60 : x
  2. Step 2: Convert to fraction form
    117,640,013.60/176,460,020.40 = 57,173,837.60/x
  3. Step 3: Cross multiply
    117,640,013.60x = 176,460,020.40 × 57,173,837.60
  4. Step 4: Simplify right side
    117,640,013.60x = 10,088,896,549,242,288
  5. Step 5: Solve for x
    x = 10,088,896,549,242,288/117,640,013.60
  6. Step 6: Final answer
    x = 85,760,756.40

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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.