Home / 116,218,408.50-160,388,657.24-64,007,430.32

Finding the Fourth Proportional to 116,218,408.50, 160,388,657.24 and 64,007,430.32

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Solution

The fourth proportional to 116,218,408.50, 160,388,657.24 and 64,007,430.32 is: 88,334,248.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,218,408.50 : 160,388,657.24 = 64,007,430.32 : x
  2. Step 2: Convert to fraction form
    116,218,408.50/160,388,657.24 = 64,007,430.32/x
  3. Step 3: Cross multiply
    116,218,408.50x = 160,388,657.24 × 64,007,430.32
  4. Step 4: Simplify right side
    116,218,408.50x = 10,266,065,802,407,664
  5. Step 5: Solve for x
    x = 10,266,065,802,407,664/116,218,408.50
  6. Step 6: Final answer
    x = 88,334,248.72

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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.