Home / 958,248,812.40-1,437,373,218.60-344,611,604.40

Finding the Fourth Proportional to 958,248,812.40, 1,437,373,218.60 and 344,611,604.40

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Solution

The fourth proportional to 958,248,812.40, 1,437,373,218.60 and 344,611,604.40 is: 516,917,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,248,812.40 : 1,437,373,218.60 = 344,611,604.40 : x
  2. Step 2: Convert to fraction form
    958,248,812.40/1,437,373,218.60 = 344,611,604.40/x
  3. Step 3: Cross multiply
    958,248,812.40x = 1,437,373,218.60 × 344,611,604.40
  4. Step 4: Simplify right side
    958,248,812.40x = 495,335,490,983,337,856
  5. Step 5: Solve for x
    x = 495,335,490,983,337,856/958,248,812.40
  6. Step 6: Final answer
    x = 516,917,406.60

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Double scale
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Similar ratio
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1.5x scale

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.