Home / 661,589,829.98-912,977,278.53-364,229,103.50

Finding the Fourth Proportional to 661,589,829.98, 912,977,278.53 and 364,229,103.50

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Solution

The fourth proportional to 661,589,829.98, 912,977,278.53 and 364,229,103.50 is: 502,626,976.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,589,829.98 : 912,977,278.53 = 364,229,103.50 : x
  2. Step 2: Convert to fraction form
    661,589,829.98/912,977,278.53 = 364,229,103.50/x
  3. Step 3: Cross multiply
    661,589,829.98x = 912,977,278.53 × 364,229,103.50
  4. Step 4: Simplify right side
    661,589,829.98x = 332,532,895,674,851,712
  5. Step 5: Solve for x
    x = 332,532,895,674,851,712/661,589,829.98
  6. Step 6: Final answer
    x = 502,626,976.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.