Home / 810,044,417.23-1,117,855,344.36-457,614,003.67

Finding the Fourth Proportional to 810,044,417.23, 1,117,855,344.36 and 457,614,003.67

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Solution

The fourth proportional to 810,044,417.23, 1,117,855,344.36 and 457,614,003.67 is: 631,503,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,044,417.23 : 1,117,855,344.36 = 457,614,003.67 : x
  2. Step 2: Convert to fraction form
    810,044,417.23/1,117,855,344.36 = 457,614,003.67/x
  3. Step 3: Cross multiply
    810,044,417.23x = 1,117,855,344.36 × 457,614,003.67
  4. Step 4: Simplify right side
    810,044,417.23x = 511,546,259,655,384,640
  5. Step 5: Solve for x
    x = 511,546,259,655,384,640/810,044,417.23
  6. Step 6: Final answer
    x = 631,503,962.96

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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.