Home / 282,346,886.56-389,650,417.62-156,898,614.05

Finding the Fourth Proportional to 282,346,886.56, 389,650,417.62 and 156,898,614.05

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Solution

The fourth proportional to 282,346,886.56, 389,650,417.62 and 156,898,614.05 is: 216,526,596.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,346,886.56 : 389,650,417.62 = 156,898,614.05 : x
  2. Step 2: Convert to fraction form
    282,346,886.56/389,650,417.62 = 156,898,614.05/x
  3. Step 3: Cross multiply
    282,346,886.56x = 389,650,417.62 × 156,898,614.05
  4. Step 4: Simplify right side
    282,346,886.56x = 61,135,610,488,581,704
  5. Step 5: Solve for x
    x = 61,135,610,488,581,704/282,346,886.56
  6. Step 6: Final answer
    x = 216,526,596.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.