Home / 176,289,837.60-264,434,756.40-121,870,279.20

Finding the Fourth Proportional to 176,289,837.60, 264,434,756.40 and 121,870,279.20

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Solution

The fourth proportional to 176,289,837.60, 264,434,756.40 and 121,870,279.20 is: 182,805,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,289,837.60 : 264,434,756.40 = 121,870,279.20 : x
  2. Step 2: Convert to fraction form
    176,289,837.60/264,434,756.40 = 121,870,279.20/x
  3. Step 3: Cross multiply
    176,289,837.60x = 264,434,756.40 × 121,870,279.20
  4. Step 4: Simplify right side
    176,289,837.60x = 32,226,737,592,651,988
  5. Step 5: Solve for x
    x = 32,226,737,592,651,988/176,289,837.60
  6. Step 6: Final answer
    x = 182,805,418.80

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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.