Home / 453,111,019.86-625,259,404.80-254,834,207.67

Finding the Fourth Proportional to 453,111,019.86, 625,259,404.80 and 254,834,207.67

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Solution

The fourth proportional to 453,111,019.86, 625,259,404.80 and 254,834,207.67 is: 351,652,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,111,019.86 : 625,259,404.80 = 254,834,207.67 : x
  2. Step 2: Convert to fraction form
    453,111,019.86/625,259,404.80 = 254,834,207.67/x
  3. Step 3: Cross multiply
    453,111,019.86x = 625,259,404.80 × 254,834,207.67
  4. Step 4: Simplify right side
    453,111,019.86x = 159,337,485,010,423,776
  5. Step 5: Solve for x
    x = 159,337,485,010,423,776/453,111,019.86
  6. Step 6: Final answer
    x = 351,652,195.66

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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.