Home / 673,604,273.10-1,010,406,409.65-328,779,108.30

Finding the Fourth Proportional to 673,604,273.10, 1,010,406,409.65 and 328,779,108.30

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Solution

The fourth proportional to 673,604,273.10, 1,010,406,409.65 and 328,779,108.30 is: 493,168,662.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,604,273.10 : 1,010,406,409.65 = 328,779,108.30 : x
  2. Step 2: Convert to fraction form
    673,604,273.10/1,010,406,409.65 = 328,779,108.30/x
  3. Step 3: Cross multiply
    673,604,273.10x = 1,010,406,409.65 × 328,779,108.30
  4. Step 4: Simplify right side
    673,604,273.10x = 332,200,518,385,331,520
  5. Step 5: Solve for x
    x = 332,200,518,385,331,520/673,604,273.10
  6. Step 6: Final answer
    x = 493,168,662.45

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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.