Home / 13,411,662,028.58-18,508,488,395.21-7,390,555,290.46

Finding the Fourth Proportional to 13,411,662,028.58, 18,508,488,395.21 and 7,390,555,290.46

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Solution

The fourth proportional to 13,411,662,028.58, 18,508,488,395.21 and 7,390,555,290.46 is: 10,199,183,854.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,411,662,028.58 : 18,508,488,395.21 = 7,390,555,290.46 : x
  2. Step 2: Convert to fraction form
    13,411,662,028.58/18,508,488,395.21 = 7,390,555,290.46/x
  3. Step 3: Cross multiply
    13,411,662,028.58x = 18,508,488,395.21 × 7,390,555,290.46
  4. Step 4: Simplify right side
    13,411,662,028.58x = 136,788,006,827,636,768,768
  5. Step 5: Solve for x
    x = 136,788,006,827,636,768,768/13,411,662,028.58
  6. Step 6: Final answer
    x = 10,199,183,854.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.