Home / 837,859,497.07-1,156,203,371.47-461,507,982.93

Finding the Fourth Proportional to 837,859,497.07, 1,156,203,371.47 and 461,507,982.93

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Solution

The fourth proportional to 837,859,497.07, 1,156,203,371.47 and 461,507,982.93 is: 636,857,477.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,859,497.07 : 1,156,203,371.47 = 461,507,982.93 : x
  2. Step 2: Convert to fraction form
    837,859,497.07/1,156,203,371.47 = 461,507,982.93/x
  3. Step 3: Cross multiply
    837,859,497.07x = 1,156,203,371.47 × 461,507,982.93
  4. Step 4: Simplify right side
    837,859,497.07x = 533,597,085,822,831,424
  5. Step 5: Solve for x
    x = 533,597,085,822,831,424/837,859,497.07
  6. Step 6: Final answer
    x = 636,857,477.53

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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.