Home / 1,306,224,824.52-1,802,590,355.34-719,513,960.52

Finding the Fourth Proportional to 1,306,224,824.52, 1,802,590,355.34 and 719,513,960.52

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Solution

The fourth proportional to 1,306,224,824.52, 1,802,590,355.34 and 719,513,960.52 is: 992,929,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,224,824.52 : 1,802,590,355.34 = 719,513,960.52 : x
  2. Step 2: Convert to fraction form
    1,306,224,824.52/1,802,590,355.34 = 719,513,960.52/x
  3. Step 3: Cross multiply
    1,306,224,824.52x = 1,802,590,355.34 × 719,513,960.52
  4. Step 4: Simplify right side
    1,306,224,824.52x = 1,296,988,925,765,837,312
  5. Step 5: Solve for x
    x = 1,296,988,925,765,837,312/1,306,224,824.52
  6. Step 6: Final answer
    x = 992,929,319.23

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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.