Home / 741,973,984,718.40-1,112,323,555,689.70-257,865,309,056.18

Finding the Fourth Proportional to 741,973,984,718.40, 1,112,323,555,689.70 and 257,865,309,056.18

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Solution

The fourth proportional to 741,973,984,718.40, 1,112,323,555,689.70 and 257,865,309,056.18 is: 386,576,434,438.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,973,984,718.40 : 1,112,323,555,689.70 = 257,865,309,056.18 : x
  2. Step 2: Convert to fraction form
    741,973,984,718.40/1,112,323,555,689.70 = 257,865,309,056.18/x
  3. Step 3: Cross multiply
    741,973,984,718.40x = 1,112,323,555,689.70 × 257,865,309,056.18
  4. Step 4: Simplify right side
    741,973,984,718.40x = 286,829,657,458,393,521,061,888
  5. Step 5: Solve for x
    x = 286,829,657,458,393,521,061,888/741,973,984,718.40
  6. Step 6: Final answer
    x = 386,576,434,438.27

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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.