Home / 193,947,484.80-291,257,150.40-103,248,220.80

Finding the Fourth Proportional to 193,947,484.80, 291,257,150.40 and 103,248,220.80

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Solution

The fourth proportional to 193,947,484.80, 291,257,150.40 and 103,248,220.80 is: 155,051,160.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,947,484.80 : 291,257,150.40 = 103,248,220.80 : x
  2. Step 2: Convert to fraction form
    193,947,484.80/291,257,150.40 = 103,248,220.80/x
  3. Step 3: Cross multiply
    193,947,484.80x = 291,257,150.40 × 103,248,220.80
  4. Step 4: Simplify right side
    193,947,484.80x = 30,071,782,574,078,004
  5. Step 5: Solve for x
    x = 30,071,782,574,078,004/193,947,484.80
  6. Step 6: Final answer
    x = 155,051,160.40

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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.