Home / 31,912,723,369.60-47,869,085,054.40-31,477,366,902.40

Finding the Fourth Proportional to 31,912,723,369.60, 47,869,085,054.40 and 31,477,366,902.40

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Solution

The fourth proportional to 31,912,723,369.60, 47,869,085,054.40 and 31,477,366,902.40 is: 47,216,050,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912,723,369.60 : 47,869,085,054.40 = 31,477,366,902.40 : x
  2. Step 2: Convert to fraction form
    31,912,723,369.60/47,869,085,054.40 = 31,477,366,902.40/x
  3. Step 3: Cross multiply
    31,912,723,369.60x = 47,869,085,054.40 × 31,477,366,902.40
  4. Step 4: Simplify right side
    31,912,723,369.60x = 1,506,792,753,539,541,106,688
  5. Step 5: Solve for x
    x = 1,506,792,753,539,541,106,688/31,912,723,369.60
  6. Step 6: Final answer
    x = 47,216,050,353.60

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Double scale
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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.