Home / 1,488,576,344.58-2,054,197,808.91-819,514,711.85

Finding the Fourth Proportional to 1,488,576,344.58, 2,054,197,808.91 and 819,514,711.85

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Solution

The fourth proportional to 1,488,576,344.58, 2,054,197,808.91 and 819,514,711.85 is: 1,130,909,631.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,576,344.58 : 2,054,197,808.91 = 819,514,711.85 : x
  2. Step 2: Convert to fraction form
    1,488,576,344.58/2,054,197,808.91 = 819,514,711.85/x
  3. Step 3: Cross multiply
    1,488,576,344.58x = 2,054,197,808.91 × 819,514,711.85
  4. Step 4: Simplify right side
    1,488,576,344.58x = 1,683,445,325,441,509,120
  5. Step 5: Solve for x
    x = 1,683,445,325,441,509,120/1,488,576,344.58
  6. Step 6: Final answer
    x = 1,130,909,631.59

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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.