Home / 940,021,131.54-1,296,688,872.24-586,984,277.46

Finding the Fourth Proportional to 940,021,131.54, 1,296,688,872.24 and 586,984,277.46

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Solution

The fourth proportional to 940,021,131.54, 1,296,688,872.24 and 586,984,277.46 is: 809,700,926.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,021,131.54 : 1,296,688,872.24 = 586,984,277.46 : x
  2. Step 2: Convert to fraction form
    940,021,131.54/1,296,688,872.24 = 586,984,277.46/x
  3. Step 3: Cross multiply
    940,021,131.54x = 1,296,688,872.24 × 586,984,277.46
  4. Step 4: Simplify right side
    940,021,131.54x = 761,135,980,762,218,752
  5. Step 5: Solve for x
    x = 761,135,980,762,218,752/940,021,131.54
  6. Step 6: Final answer
    x = 809,700,926.10

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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.