Home / 64,756,428.30-97,122,200.85-19,319,705.10

Finding the Fourth Proportional to 64,756,428.30, 97,122,200.85 and 19,319,705.10

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Solution

The fourth proportional to 64,756,428.30, 97,122,200.85 and 19,319,705.10 is: 28,975,845.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,756,428.30 : 97,122,200.85 = 19,319,705.10 : x
  2. Step 2: Convert to fraction form
    64,756,428.30/97,122,200.85 = 19,319,705.10/x
  3. Step 3: Cross multiply
    64,756,428.30x = 97,122,200.85 × 19,319,705.10
  4. Step 4: Simplify right side
    64,756,428.30x = 1,876,372,279,084,969.25
  5. Step 5: Solve for x
    x = 1,876,372,279,084,969.25/64,756,428.30
  6. Step 6: Final answer
    x = 28,975,845.77

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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.