Home / 958,248,811.40-1,437,373,217.10-344,611,603.40

Finding the Fourth Proportional to 958,248,811.40, 1,437,373,217.10 and 344,611,603.40

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Solution

The fourth proportional to 958,248,811.40, 1,437,373,217.10 and 344,611,603.40 is: 516,917,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,248,811.40 : 1,437,373,217.10 = 344,611,603.40 : x
  2. Step 2: Convert to fraction form
    958,248,811.40/1,437,373,217.10 = 344,611,603.40/x
  3. Step 3: Cross multiply
    958,248,811.40x = 1,437,373,217.10 × 344,611,603.40
  4. Step 4: Simplify right side
    958,248,811.40x = 495,335,489,029,047,232
  5. Step 5: Solve for x
    x = 495,335,489,029,047,232/958,248,811.40
  6. Step 6: Final answer
    x = 516,917,405.10

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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.