Home / 47,469,653,303.40-71,150,316,715.82-19,121,445,374.13

Finding the Fourth Proportional to 47,469,653,303.40, 71,150,316,715.82 and 19,121,445,374.13

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Solution

The fourth proportional to 47,469,653,303.40, 71,150,316,715.82 and 19,121,445,374.13 is: 28,660,350,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,469,653,303.40 : 71,150,316,715.82 = 19,121,445,374.13 : x
  2. Step 2: Convert to fraction form
    47,469,653,303.40/71,150,316,715.82 = 19,121,445,374.13/x
  3. Step 3: Cross multiply
    47,469,653,303.40x = 71,150,316,715.82 × 19,121,445,374.13
  4. Step 4: Simplify right side
    47,469,653,303.40x = 1,360,496,894,433,505,312,768
  5. Step 5: Solve for x
    x = 1,360,496,894,433,505,312,768/47,469,653,303.40
  6. Step 6: Final answer
    x = 28,660,350,345.05

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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.