Home / 1,117,536,814.56-1,676,564,595.08-380,613,103.50

Finding the Fourth Proportional to 1,117,536,814.56, 1,676,564,595.08 and 380,613,103.50

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Solution

The fourth proportional to 1,117,536,814.56, 1,676,564,595.08 and 380,613,103.50 is: 571,007,993.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,536,814.56 : 1,676,564,595.08 = 380,613,103.50 : x
  2. Step 2: Convert to fraction form
    1,117,536,814.56/1,676,564,595.08 = 380,613,103.50/x
  3. Step 3: Cross multiply
    1,117,536,814.56x = 1,676,564,595.08 × 380,613,103.50
  4. Step 4: Simplify right side
    1,117,536,814.56x = 638,122,453,751,619,584
  5. Step 5: Solve for x
    x = 638,122,453,751,619,584/1,117,536,814.56
  6. Step 6: Final answer
    x = 571,007,993.15

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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.