Home / 376,173,348.16-519,072,212.64-208,886,864.96

Finding the Fourth Proportional to 376,173,348.16, 519,072,212.64 and 208,886,864.96

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Solution

The fourth proportional to 376,173,348.16, 519,072,212.64 and 208,886,864.96 is: 288,237,770.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,173,348.16 : 519,072,212.64 = 208,886,864.96 : x
  2. Step 2: Convert to fraction form
    376,173,348.16/519,072,212.64 = 208,886,864.96/x
  3. Step 3: Cross multiply
    376,173,348.16x = 519,072,212.64 × 208,886,864.96
  4. Step 4: Simplify right side
    376,173,348.16x = 108,427,367,186,220,080
  5. Step 5: Solve for x
    x = 108,427,367,186,220,080/376,173,348.16
  6. Step 6: Final answer
    x = 288,237,770.48

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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.