Home / 612,754,798.76-845,597,609.70-348,436,834.28

Finding the Fourth Proportional to 612,754,798.76, 845,597,609.70 and 348,436,834.28

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Solution

The fourth proportional to 612,754,798.76, 845,597,609.70 and 348,436,834.28 is: 480,840,549.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,754,798.76 : 845,597,609.70 = 348,436,834.28 : x
  2. Step 2: Convert to fraction form
    612,754,798.76/845,597,609.70 = 348,436,834.28/x
  3. Step 3: Cross multiply
    612,754,798.76x = 845,597,609.70 × 348,436,834.28
  4. Step 4: Simplify right side
    612,754,798.76x = 294,637,354,198,603,008
  5. Step 5: Solve for x
    x = 294,637,354,198,603,008/612,754,798.76
  6. Step 6: Final answer
    x = 480,840,549.59

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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.