Home / 700,312,152.04-1,049,429,424.62-285,281,974.49

Finding the Fourth Proportional to 700,312,152.04, 1,049,429,424.62 and 285,281,974.49

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Solution

The fourth proportional to 700,312,152.04, 1,049,429,424.62 and 285,281,974.49 is: 427,499,790.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,312,152.04 : 1,049,429,424.62 = 285,281,974.49 : x
  2. Step 2: Convert to fraction form
    700,312,152.04/1,049,429,424.62 = 285,281,974.49/x
  3. Step 3: Cross multiply
    700,312,152.04x = 1,049,429,424.62 × 285,281,974.49
  4. Step 4: Simplify right side
    700,312,152.04x = 299,383,298,338,964,288
  5. Step 5: Solve for x
    x = 299,383,298,338,964,288/700,312,152.04
  6. Step 6: Final answer
    x = 427,499,790.58

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1.5x scale

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.