Home / 579,402,215.80-869,103,323.70-307,304,423.80

Finding the Fourth Proportional to 579,402,215.80, 869,103,323.70 and 307,304,423.80

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Solution

The fourth proportional to 579,402,215.80, 869,103,323.70 and 307,304,423.80 is: 460,956,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,402,215.80 : 869,103,323.70 = 307,304,423.80 : x
  2. Step 2: Convert to fraction form
    579,402,215.80/869,103,323.70 = 307,304,423.80/x
  3. Step 3: Cross multiply
    579,402,215.80x = 869,103,323.70 × 307,304,423.80
  4. Step 4: Simplify right side
    579,402,215.80x = 267,079,296,112,293,408
  5. Step 5: Solve for x
    x = 267,079,296,112,293,408/579,402,215.80
  6. Step 6: Final answer
    x = 460,956,635.70

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Double scale
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Similar ratio
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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.