Home / 64,672,376.30-97,008,564.45-56,169,320.30

Finding the Fourth Proportional to 64,672,376.30, 97,008,564.45 and 56,169,320.30

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Solution

The fourth proportional to 64,672,376.30, 97,008,564.45 and 56,169,320.30 is: 84,253,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,672,376.30 : 97,008,564.45 = 56,169,320.30 : x
  2. Step 2: Convert to fraction form
    64,672,376.30/97,008,564.45 = 56,169,320.30/x
  3. Step 3: Cross multiply
    64,672,376.30x = 97,008,564.45 × 56,169,320.30
  4. Step 4: Simplify right side
    64,672,376.30x = 5,448,905,128,435,243
  5. Step 5: Solve for x
    x = 5,448,905,128,435,243/64,672,376.30
  6. Step 6: Final answer
    x = 84,253,980.45

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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.