Home / 10,141,852,956.60-15,212,779,434.90-2,780,851,855.80

Finding the Fourth Proportional to 10,141,852,956.60, 15,212,779,434.90 and 2,780,851,855.80

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Solution

The fourth proportional to 10,141,852,956.60, 15,212,779,434.90 and 2,780,851,855.80 is: 4,171,277,783.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,141,852,956.60 : 15,212,779,434.90 = 2,780,851,855.80 : x
  2. Step 2: Convert to fraction form
    10,141,852,956.60/15,212,779,434.90 = 2,780,851,855.80/x
  3. Step 3: Cross multiply
    10,141,852,956.60x = 15,212,779,434.90 × 2,780,851,855.80
  4. Step 4: Simplify right side
    10,141,852,956.60x = 42,304,485,923,417,743,360
  5. Step 5: Solve for x
    x = 42,304,485,923,417,743,360/10,141,852,956.60
  6. Step 6: Final answer
    x = 4,171,277,783.70

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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.