Home / 1,965,434,974,770-2,948,152,462,154.80-958,761,576,152.35

Finding the Fourth Proportional to 1,965,434,974,770, 2,948,152,462,154.80 and 958,761,576,152.35

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Solution

The fourth proportional to 1,965,434,974,770, 2,948,152,462,154.80 and 958,761,576,152.35 is: 1,438,142,364,228.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,434,974,770 : 2,948,152,462,154.80 = 958,761,576,152.35 : x
  2. Step 2: Convert to fraction form
    1,965,434,974,770/2,948,152,462,154.80 = 958,761,576,152.35/x
  3. Step 3: Cross multiply
    1,965,434,974,770x = 2,948,152,462,154.80 × 958,761,576,152.35
  4. Step 4: Simplify right side
    1,965,434,974,770x = 2,826,575,301,352,967,236,485,120
  5. Step 5: Solve for x
    x = 2,826,575,301,352,967,236,485,120/1,965,434,974,770
  6. Step 6: Final answer
    x = 1,438,142,364,228.43

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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.