Home / 53,219,138.60-79,828,707.90-34,087,262.60

Finding the Fourth Proportional to 53,219,138.60, 79,828,707.90 and 34,087,262.60

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Solution

The fourth proportional to 53,219,138.60, 79,828,707.90 and 34,087,262.60 is: 51,130,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219,138.60 : 79,828,707.90 = 34,087,262.60 : x
  2. Step 2: Convert to fraction form
    53,219,138.60/79,828,707.90 = 34,087,262.60/x
  3. Step 3: Cross multiply
    53,219,138.60x = 79,828,707.90 × 34,087,262.60
  4. Step 4: Simplify right side
    53,219,138.60x = 2,721,142,129,205,995
  5. Step 5: Solve for x
    x = 2,721,142,129,205,995/53,219,138.60
  6. Step 6: Final answer
    x = 51,130,893.90

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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.