Home / 1,451,962,029.30-2,178,793,349.55-531,931,370.10

Finding the Fourth Proportional to 1,451,962,029.30, 2,178,793,349.55 and 531,931,370.10

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Solution

The fourth proportional to 1,451,962,029.30, 2,178,793,349.55 and 531,931,370.10 is: 798,208,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,962,029.30 : 2,178,793,349.55 = 531,931,370.10 : x
  2. Step 2: Convert to fraction form
    1,451,962,029.30/2,178,793,349.55 = 531,931,370.10/x
  3. Step 3: Cross multiply
    1,451,962,029.30x = 2,178,793,349.55 × 531,931,370.10
  4. Step 4: Simplify right side
    1,451,962,029.30x = 1,158,968,531,590,899,968
  5. Step 5: Solve for x
    x = 1,158,968,531,590,899,968/1,451,962,029.30
  6. Step 6: Final answer
    x = 798,208,567.58

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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.