Home / 225,365,595.55-338,071,225.61-77,793,921.43

Finding the Fourth Proportional to 225,365,595.55, 338,071,225.61 and 77,793,921.43

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Solution

The fourth proportional to 225,365,595.55, 338,071,225.61 and 77,793,921.43 is: 116,698,763.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,365,595.55 : 338,071,225.61 = 77,793,921.43 : x
  2. Step 2: Convert to fraction form
    225,365,595.55/338,071,225.61 = 77,793,921.43/x
  3. Step 3: Cross multiply
    225,365,595.55x = 338,071,225.61 × 77,793,921.43
  4. Step 4: Simplify right side
    225,365,595.55x = 26,299,886,363,881,280
  5. Step 5: Solve for x
    x = 26,299,886,363,881,280/225,365,595.55
  6. Step 6: Final answer
    x = 116,698,763.62

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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.