Home / 741,973,984,719.40-1,112,323,555,691.20-257,865,309,057.17

Finding the Fourth Proportional to 741,973,984,719.40, 1,112,323,555,691.20 and 257,865,309,057.17

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Solution

The fourth proportional to 741,973,984,719.40, 1,112,323,555,691.20 and 257,865,309,057.17 is: 386,576,434,439.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,973,984,719.40 : 1,112,323,555,691.20 = 257,865,309,057.17 : x
  2. Step 2: Convert to fraction form
    741,973,984,719.40/1,112,323,555,691.20 = 257,865,309,057.17/x
  3. Step 3: Cross multiply
    741,973,984,719.40x = 1,112,323,555,691.20 × 257,865,309,057.17
  4. Step 4: Simplify right side
    741,973,984,719.40x = 286,829,657,459,881,525,903,360
  5. Step 5: Solve for x
    x = 286,829,657,459,881,525,903,360/741,973,984,719.40
  6. Step 6: Final answer
    x = 386,576,434,439.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.