Home / 673,604,273.60-1,010,406,410.40-328,779,108.80

Finding the Fourth Proportional to 673,604,273.60, 1,010,406,410.40 and 328,779,108.80

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Solution

The fourth proportional to 673,604,273.60, 1,010,406,410.40 and 328,779,108.80 is: 493,168,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,604,273.60 : 1,010,406,410.40 = 328,779,108.80 : x
  2. Step 2: Convert to fraction form
    673,604,273.60/1,010,406,410.40 = 328,779,108.80/x
  3. Step 3: Cross multiply
    673,604,273.60x = 1,010,406,410.40 × 328,779,108.80
  4. Step 4: Simplify right side
    673,604,273.60x = 332,200,519,137,119,040
  5. Step 5: Solve for x
    x = 332,200,519,137,119,040/673,604,273.60
  6. Step 6: Final answer
    x = 493,168,663.20

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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.