Home / 1,172,163,532.40-1,758,245,298.60-298,763,212.40

Finding the Fourth Proportional to 1,172,163,532.40, 1,758,245,298.60 and 298,763,212.40

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Solution

The fourth proportional to 1,172,163,532.40, 1,758,245,298.60 and 298,763,212.40 is: 448,144,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,163,532.40 : 1,758,245,298.60 = 298,763,212.40 : x
  2. Step 2: Convert to fraction form
    1,172,163,532.40/1,758,245,298.60 = 298,763,212.40/x
  3. Step 3: Cross multiply
    1,172,163,532.40x = 1,758,245,298.60 × 298,763,212.40
  4. Step 4: Simplify right side
    1,172,163,532.40x = 525,299,013,596,933,184
  5. Step 5: Solve for x
    x = 525,299,013,596,933,184/1,172,163,532.40
  6. Step 6: Final answer
    x = 448,144,818.60

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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.