Home / 849,287,643,892.90-1,172,016,903,743.70-458,654,170,061.78

Finding the Fourth Proportional to 849,287,643,892.90, 1,172,016,903,743.70 and 458,654,170,061.78

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Solution

The fourth proportional to 849,287,643,892.90, 1,172,016,903,743.70 and 458,654,170,061.78 is: 632,942,730,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,287,643,892.90 : 1,172,016,903,743.70 = 458,654,170,061.78 : x
  2. Step 2: Convert to fraction form
    849,287,643,892.90/1,172,016,903,743.70 = 458,654,170,061.78/x
  3. Step 3: Cross multiply
    849,287,643,892.90x = 1,172,016,903,743.70 × 458,654,170,061.78
  4. Step 4: Simplify right side
    849,287,643,892.90x = 537,550,440,284,943,839,920,128
  5. Step 5: Solve for x
    x = 537,550,440,284,943,839,920,128/849,287,643,892.90
  6. Step 6: Final answer
    x = 632,942,730,475.82

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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.