Home / 86,000,399.73-118,706,485.77-58,514,271.21

Finding the Fourth Proportional to 86,000,399.73, 118,706,485.77 and 58,514,271.21

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Solution

The fourth proportional to 86,000,399.73, 118,706,485.77 and 58,514,271.21 is: 80,767,339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,000,399.73 : 118,706,485.77 = 58,514,271.21 : x
  2. Step 2: Convert to fraction form
    86,000,399.73/118,706,485.77 = 58,514,271.21/x
  3. Step 3: Cross multiply
    86,000,399.73x = 118,706,485.77 × 58,514,271.21
  4. Step 4: Simplify right side
    86,000,399.73x = 6,946,023,502,731,786
  5. Step 5: Solve for x
    x = 6,946,023,502,731,786/86,000,399.73
  6. Step 6: Final answer
    x = 80,767,339.74

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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.