Home / 13,191,287,421.60-19,789,800,913.80-4,346,621,146.80

Finding the Fourth Proportional to 13,191,287,421.60, 19,789,800,913.80 and 4,346,621,146.80

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Solution

The fourth proportional to 13,191,287,421.60, 19,789,800,913.80 and 4,346,621,146.80 is: 6,520,877,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,191,287,421.60 : 19,789,800,913.80 = 4,346,621,146.80 : x
  2. Step 2: Convert to fraction form
    13,191,287,421.60/19,789,800,913.80 = 4,346,621,146.80/x
  3. Step 3: Cross multiply
    13,191,287,421.60x = 19,789,800,913.80 × 4,346,621,146.80
  4. Step 4: Simplify right side
    13,191,287,421.60x = 86,018,767,142,885,048,320
  5. Step 5: Solve for x
    x = 86,018,767,142,885,048,320/13,191,287,421.60
  6. Step 6: Final answer
    x = 6,520,877,333.17

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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.