Home / 849,287,643,890.40-1,172,016,903,740.20-458,654,170,059.28

Finding the Fourth Proportional to 849,287,643,890.40, 1,172,016,903,740.20 and 458,654,170,059.28

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Solution

The fourth proportional to 849,287,643,890.40, 1,172,016,903,740.20 and 458,654,170,059.28 is: 632,942,730,472.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,287,643,890.40 : 1,172,016,903,740.20 = 458,654,170,059.28 : x
  2. Step 2: Convert to fraction form
    849,287,643,890.40/1,172,016,903,740.20 = 458,654,170,059.28/x
  3. Step 3: Cross multiply
    849,287,643,890.40x = 1,172,016,903,740.20 × 458,654,170,059.28
  4. Step 4: Simplify right side
    849,287,643,890.40x = 537,550,440,280,408,488,673,280
  5. Step 5: Solve for x
    x = 537,550,440,280,408,488,673,280/849,287,643,890.40
  6. Step 6: Final answer
    x = 632,942,730,472.34

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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.