Home / 83,247,881,011.01-114,879,103,376.08-47,118,137,718.73

Finding the Fourth Proportional to 83,247,881,011.01, 114,879,103,376.08 and 47,118,137,718.73

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Solution

The fourth proportional to 83,247,881,011.01, 114,879,103,376.08 and 47,118,137,718.73 is: 65,021,347,668.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,247,881,011.01 : 114,879,103,376.08 = 47,118,137,718.73 : x
  2. Step 2: Convert to fraction form
    83,247,881,011.01/114,879,103,376.08 = 47,118,137,718.73/x
  3. Step 3: Cross multiply
    83,247,881,011.01x = 114,879,103,376.08 × 47,118,137,718.73
  4. Step 4: Simplify right side
    83,247,881,011.01x = 5,412,889,413,878,128,050,176
  5. Step 5: Solve for x
    x = 5,412,889,413,878,128,050,176/83,247,881,011.01
  6. Step 6: Final answer
    x = 65,021,347,668.44

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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.