Home / 31,912,723,376.60-47,869,085,064.90-31,477,366,909.40

Finding the Fourth Proportional to 31,912,723,376.60, 47,869,085,064.90 and 31,477,366,909.40

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Solution

The fourth proportional to 31,912,723,376.60, 47,869,085,064.90 and 31,477,366,909.40 is: 47,216,050,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912,723,376.60 : 47,869,085,064.90 = 31,477,366,909.40 : x
  2. Step 2: Convert to fraction form
    31,912,723,376.60/47,869,085,064.90 = 31,477,366,909.40/x
  3. Step 3: Cross multiply
    31,912,723,376.60x = 47,869,085,064.90 × 31,477,366,909.40
  4. Step 4: Simplify right side
    31,912,723,376.60x = 1,506,792,754,205,137,043,456
  5. Step 5: Solve for x
    x = 1,506,792,754,205,137,043,456/31,912,723,376.60
  6. Step 6: Final answer
    x = 47,216,050,364.10

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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.