Home / 949,243,324.24-1,309,955,598.24-525,884,496.16

Finding the Fourth Proportional to 949,243,324.24, 1,309,955,598.24 and 525,884,496.16

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Solution

The fourth proportional to 949,243,324.24, 1,309,955,598.24 and 525,884,496.16 is: 725,720,499.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,243,324.24 : 1,309,955,598.24 = 525,884,496.16 : x
  2. Step 2: Convert to fraction form
    949,243,324.24/1,309,955,598.24 = 525,884,496.16/x
  3. Step 3: Cross multiply
    949,243,324.24x = 1,309,955,598.24 × 525,884,496.16
  4. Step 4: Simplify right side
    949,243,324.24x = 688,885,339,772,413,824
  5. Step 5: Solve for x
    x = 688,885,339,772,413,824/949,243,324.24
  6. Step 6: Final answer
    x = 725,720,499.88

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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.