Home / 20,960,773,103.49-31,430,127,250.65-14,330,298,438.47

Finding the Fourth Proportional to 20,960,773,103.49, 31,430,127,250.65 and 14,330,298,438.47

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Solution

The fourth proportional to 20,960,773,103.49, 31,430,127,250.65 and 14,330,298,438.47 is: 21,487,905,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,960,773,103.49 : 31,430,127,250.65 = 14,330,298,438.47 : x
  2. Step 2: Convert to fraction form
    20,960,773,103.49/31,430,127,250.65 = 14,330,298,438.47/x
  3. Step 3: Cross multiply
    20,960,773,103.49x = 31,430,127,250.65 × 14,330,298,438.47
  4. Step 4: Simplify right side
    20,960,773,103.49x = 450,403,103,461,008,932,864
  5. Step 5: Solve for x
    x = 450,403,103,461,008,932,864/20,960,773,103.49
  6. Step 6: Final answer
    x = 21,487,905,109.10

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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.