Home / 208,577,034.63-287,836,623.09-113,207,577.55

Finding the Fourth Proportional to 208,577,034.63, 287,836,623.09 and 113,207,577.55

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Solution

The fourth proportional to 208,577,034.63, 287,836,623.09 and 113,207,577.55 is: 156,226,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,577,034.63 : 287,836,623.09 = 113,207,577.55 : x
  2. Step 2: Convert to fraction form
    208,577,034.63/287,836,623.09 = 113,207,577.55/x
  3. Step 3: Cross multiply
    208,577,034.63x = 287,836,623.09 × 113,207,577.55
  4. Step 4: Simplify right side
    208,577,034.63x = 32,585,286,830,191,292
  5. Step 5: Solve for x
    x = 32,585,286,830,191,292/208,577,034.63
  6. Step 6: Final answer
    x = 156,226,628.15

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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.