Home / 4,800,835,019.72-7,191,934,712.94-3,538,005,681.80

Finding the Fourth Proportional to 4,800,835,019.72, 7,191,934,712.94 and 3,538,005,681.80

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Solution

The fourth proportional to 4,800,835,019.72, 7,191,934,712.94 and 3,538,005,681.80 is: 5,300,141,698.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800,835,019.72 : 7,191,934,712.94 = 3,538,005,681.80 : x
  2. Step 2: Convert to fraction form
    4,800,835,019.72/7,191,934,712.94 = 3,538,005,681.80/x
  3. Step 3: Cross multiply
    4,800,835,019.72x = 7,191,934,712.94 × 3,538,005,681.80
  4. Step 4: Simplify right side
    4,800,835,019.72x = 25,445,105,877,516,369,920
  5. Step 5: Solve for x
    x = 25,445,105,877,516,369,920/4,800,835,019.72
  6. Step 6: Final answer
    x = 5,300,141,698.89

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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.