Home / 73,316,647.52-101,178,009.87-40,279,949.91

Finding the Fourth Proportional to 73,316,647.52, 101,178,009.87 and 40,279,949.91

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Solution

The fourth proportional to 73,316,647.52, 101,178,009.87 and 40,279,949.91 is: 55,586,900.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,316,647.52 : 101,178,009.87 = 40,279,949.91 : x
  2. Step 2: Convert to fraction form
    73,316,647.52/101,178,009.87 = 40,279,949.91/x
  3. Step 3: Cross multiply
    73,316,647.52x = 101,178,009.87 × 40,279,949.91
  4. Step 4: Simplify right side
    73,316,647.52x = 4,075,445,169,557,085.50
  5. Step 5: Solve for x
    x = 4,075,445,169,557,085.50/73,316,647.52
  6. Step 6: Final answer
    x = 55,586,900.22

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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.