Home / 160,272,314.36-240,347,188.72-87,450,172.01

Finding the Fourth Proportional to 160,272,314.36, 240,347,188.72 and 87,450,172.01

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Solution

The fourth proportional to 160,272,314.36, 240,347,188.72 and 87,450,172.01 is: 131,141,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,272,314.36 : 240,347,188.72 = 87,450,172.01 : x
  2. Step 2: Convert to fraction form
    160,272,314.36/240,347,188.72 = 87,450,172.01/x
  3. Step 3: Cross multiply
    160,272,314.36x = 240,347,188.72 × 87,450,172.01
  4. Step 4: Simplify right side
    160,272,314.36x = 21,018,402,996,066,176
  5. Step 5: Solve for x
    x = 21,018,402,996,066,176/160,272,314.36
  6. Step 6: Final answer
    x = 131,141,819.97

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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.