Home / 1,115,969,265,033.60-1,672,593,956,037.90-578,450,886,491.30

Finding the Fourth Proportional to 1,115,969,265,033.60, 1,672,593,956,037.90 and 578,450,886,491.30

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Solution

The fourth proportional to 1,115,969,265,033.60, 1,672,593,956,037.90 and 578,450,886,491.30 is: 866,971,418,411.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,969,265,033.60 : 1,672,593,956,037.90 = 578,450,886,491.30 : x
  2. Step 2: Convert to fraction form
    1,115,969,265,033.60/1,672,593,956,037.90 = 578,450,886,491.30/x
  3. Step 3: Cross multiply
    1,115,969,265,033.60x = 1,672,593,956,037.90 × 578,450,886,491.30
  4. Step 4: Simplify right side
    1,115,969,265,033.60x = 967,513,456,610,113,805,615,104
  5. Step 5: Solve for x
    x = 967,513,456,610,113,805,615,104/1,115,969,265,033.60
  6. Step 6: Final answer
    x = 866,971,418,411.76

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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.