Home / 67,931,137,958.40-101,896,706,937.60-48,095,208,921.60

Finding the Fourth Proportional to 67,931,137,958.40, 101,896,706,937.60 and 48,095,208,921.60

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Solution

The fourth proportional to 67,931,137,958.40, 101,896,706,937.60 and 48,095,208,921.60 is: 72,142,813,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,931,137,958.40 : 101,896,706,937.60 = 48,095,208,921.60 : x
  2. Step 2: Convert to fraction form
    67,931,137,958.40/101,896,706,937.60 = 48,095,208,921.60/x
  3. Step 3: Cross multiply
    67,931,137,958.40x = 101,896,706,937.60 × 48,095,208,921.60
  4. Step 4: Simplify right side
    67,931,137,958.40x = 4,900,743,408,586,920,558,592
  5. Step 5: Solve for x
    x = 4,900,743,408,586,920,558,592/67,931,137,958.40
  6. Step 6: Final answer
    x = 72,142,813,382.40

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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.