Home / 31,492,880,657.40-47,246,123,430.90-9,412,144,836.60

Finding the Fourth Proportional to 31,492,880,657.40, 47,246,123,430.90 and 9,412,144,836.60

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Solution

The fourth proportional to 31,492,880,657.40, 47,246,123,430.90 and 9,412,144,836.60 is: 14,120,250,272.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,492,880,657.40 : 47,246,123,430.90 = 9,412,144,836.60 : x
  2. Step 2: Convert to fraction form
    31,492,880,657.40/47,246,123,430.90 = 9,412,144,836.60/x
  3. Step 3: Cross multiply
    31,492,880,657.40x = 47,246,123,430.90 × 9,412,144,836.60
  4. Step 4: Simplify right side
    31,492,880,657.40x = 444,687,356,699,511,750,656
  5. Step 5: Solve for x
    x = 444,687,356,699,511,750,656/31,492,880,657.40
  6. Step 6: Final answer
    x = 14,120,250,272.98

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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.