Home / 1,788,167,582.30-2,685,312,007.05-971,874,206.30

Finding the Fourth Proportional to 1,788,167,582.30, 2,685,312,007.05 and 971,874,206.30

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Solution

The fourth proportional to 1,788,167,582.30, 2,685,312,007.05 and 971,874,206.30 is: 1,459,474,772.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,167,582.30 : 2,685,312,007.05 = 971,874,206.30 : x
  2. Step 2: Convert to fraction form
    1,788,167,582.30/2,685,312,007.05 = 971,874,206.30/x
  3. Step 3: Cross multiply
    1,788,167,582.30x = 2,685,312,007.05 × 971,874,206.30
  4. Step 4: Simplify right side
    1,788,167,582.30x = 2,609,785,475,519,578,624
  5. Step 5: Solve for x
    x = 2,609,785,475,519,578,624/1,788,167,582.30
  6. Step 6: Final answer
    x = 1,459,474,772.58

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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.