Home / 149,243,141.70-223,864,712.55-52,166,585.70

Finding the Fourth Proportional to 149,243,141.70, 223,864,712.55 and 52,166,585.70

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Solution

The fourth proportional to 149,243,141.70, 223,864,712.55 and 52,166,585.70 is: 78,249,878.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,243,141.70 : 223,864,712.55 = 52,166,585.70 : x
  2. Step 2: Convert to fraction form
    149,243,141.70/223,864,712.55 = 52,166,585.70/x
  3. Step 3: Cross multiply
    149,243,141.70x = 223,864,712.55 × 52,166,585.70
  4. Step 4: Simplify right side
    149,243,141.70x = 11,678,257,712,445,442
  5. Step 5: Solve for x
    x = 11,678,257,712,445,442/149,243,141.70
  6. Step 6: Final answer
    x = 78,249,878.55

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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.