Home / 20,339,725,352.96-30,497,808,646.58-6,889,501,345.47

Finding the Fourth Proportional to 20,339,725,352.96, 30,497,808,646.58 and 6,889,501,345.47

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Solution

The fourth proportional to 20,339,725,352.96, 30,497,808,646.58 and 6,889,501,345.47 is: 10,330,262,088.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,339,725,352.96 : 30,497,808,646.58 = 6,889,501,345.47 : x
  2. Step 2: Convert to fraction form
    20,339,725,352.96/30,497,808,646.58 = 6,889,501,345.47/x
  3. Step 3: Cross multiply
    20,339,725,352.96x = 30,497,808,646.58 × 6,889,501,345.47
  4. Step 4: Simplify right side
    20,339,725,352.96x = 210,114,693,704,387,461,120
  5. Step 5: Solve for x
    x = 210,114,693,704,387,461,120/20,339,725,352.96
  6. Step 6: Final answer
    x = 10,330,262,088.51

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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.