Home / 849,287,656,911.15-1,172,016,921,714.50-458,654,183,076.48

Finding the Fourth Proportional to 849,287,656,911.15, 1,172,016,921,714.50 and 458,654,183,076.48

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Solution

The fourth proportional to 849,287,656,911.15, 1,172,016,921,714.50 and 458,654,183,076.48 is: 632,942,748,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,287,656,911.15 : 1,172,016,921,714.50 = 458,654,183,076.48 : x
  2. Step 2: Convert to fraction form
    849,287,656,911.15/1,172,016,921,714.50 = 458,654,183,076.48/x
  3. Step 3: Cross multiply
    849,287,656,911.15x = 1,172,016,921,714.50 × 458,654,183,076.48
  4. Step 4: Simplify right side
    849,287,656,911.15x = 537,550,463,780,774,765,133,824
  5. Step 5: Solve for x
    x = 537,550,463,780,774,765,133,824/849,287,656,911.15
  6. Step 6: Final answer
    x = 632,942,748,439.13

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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.