Home / 64,772,605.20-97,169,794.20-19,338,992.40

Finding the Fourth Proportional to 64,772,605.20, 97,169,794.20 and 19,338,992.40

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Solution

The fourth proportional to 64,772,605.20, 97,169,794.20 and 19,338,992.40 is: 29,011,738.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,772,605.20 : 97,169,794.20 = 19,338,992.40 : x
  2. Step 2: Convert to fraction form
    64,772,605.20/97,169,794.20 = 19,338,992.40/x
  3. Step 3: Cross multiply
    64,772,605.20x = 97,169,794.20 × 19,338,992.40
  4. Step 4: Simplify right side
    64,772,605.20x = 1,879,165,911,543,364
  5. Step 5: Solve for x
    x = 1,879,165,911,543,364/64,772,605.20
  6. Step 6: Final answer
    x = 29,011,738.92

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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.