Home / 380,681,027.10-571,033,956.33-181,217,036.70

Finding the Fourth Proportional to 380,681,027.10, 571,033,956.33 and 181,217,036.70

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Solution

The fourth proportional to 380,681,027.10, 571,033,956.33 and 181,217,036.70 is: 271,831,465.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,681,027.10 : 571,033,956.33 = 181,217,036.70 : x
  2. Step 2: Convert to fraction form
    380,681,027.10/571,033,956.33 = 181,217,036.70/x
  3. Step 3: Cross multiply
    380,681,027.10x = 571,033,956.33 × 181,217,036.70
  4. Step 4: Simplify right side
    380,681,027.10x = 103,481,081,421,199,808
  5. Step 5: Solve for x
    x = 103,481,081,421,199,808/380,681,027.10
  6. Step 6: Final answer
    x = 271,831,465.33

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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.