Home / 9,892,854,019.20-14,839,281,028.80-5,243,808,151.20

Finding the Fourth Proportional to 9,892,854,019.20, 14,839,281,028.80 and 5,243,808,151.20

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Solution

The fourth proportional to 9,892,854,019.20, 14,839,281,028.80 and 5,243,808,151.20 is: 7,865,712,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,892,854,019.20 : 14,839,281,028.80 = 5,243,808,151.20 : x
  2. Step 2: Convert to fraction form
    9,892,854,019.20/14,839,281,028.80 = 5,243,808,151.20/x
  3. Step 3: Cross multiply
    9,892,854,019.20x = 14,839,281,028.80 × 5,243,808,151.20
  4. Step 4: Simplify right side
    9,892,854,019.20x = 77,814,342,816,768,950,272
  5. Step 5: Solve for x
    x = 77,814,342,816,768,950,272/9,892,854,019.20
  6. Step 6: Final answer
    x = 7,865,712,226.80

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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.