Home / 575,654,547.85-794,403,270.42-311,336,533.28

Finding the Fourth Proportional to 575,654,547.85, 794,403,270.42 and 311,336,533.28

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Solution

The fourth proportional to 575,654,547.85, 794,403,270.42 and 311,336,533.28 is: 429,644,412.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,654,547.85 : 794,403,270.42 = 311,336,533.28 : x
  2. Step 2: Convert to fraction form
    575,654,547.85/794,403,270.42 = 311,336,533.28/x
  3. Step 3: Cross multiply
    575,654,547.85x = 794,403,270.42 × 311,336,533.28
  4. Step 4: Simplify right side
    575,654,547.85x = 247,326,760,239,675,680
  5. Step 5: Solve for x
    x = 247,326,760,239,675,680/575,654,547.85
  6. Step 6: Final answer
    x = 429,644,412.89

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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.