Home / 941,059,431.58-1,298,654,848.59-517,663,999.09

Finding the Fourth Proportional to 941,059,431.58, 1,298,654,848.59 and 517,663,999.09

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Solution

The fourth proportional to 941,059,431.58, 1,298,654,848.59 and 517,663,999.09 is: 714,372,376.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,059,431.58 : 1,298,654,848.59 = 517,663,999.09 : x
  2. Step 2: Convert to fraction form
    941,059,431.58/1,298,654,848.59 = 517,663,999.09/x
  3. Step 3: Cross multiply
    941,059,431.58x = 1,298,654,848.59 × 517,663,999.09
  4. Step 4: Simplify right side
    941,059,431.58x = 672,266,862,358,717,824
  5. Step 5: Solve for x
    x = 672,266,862,358,717,824/941,059,431.58
  6. Step 6: Final answer
    x = 714,372,376.28

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1.5x scale

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.