Home / 1,184,912,917.52-1,636,278,977.96-887,038,020.86

Finding the Fourth Proportional to 1,184,912,917.52, 1,636,278,977.96 and 887,038,020.86

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Solution

The fourth proportional to 1,184,912,917.52, 1,636,278,977.96 and 887,038,020.86 is: 1,224,935,305.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,912,917.52 : 1,636,278,977.96 = 887,038,020.86 : x
  2. Step 2: Convert to fraction form
    1,184,912,917.52/1,636,278,977.96 = 887,038,020.86/x
  3. Step 3: Cross multiply
    1,184,912,917.52x = 1,636,278,977.96 × 887,038,020.86
  4. Step 4: Simplify right side
    1,184,912,917.52x = 1,451,441,666,184,462,080
  5. Step 5: Solve for x
    x = 1,451,441,666,184,462,080/1,184,912,917.52
  6. Step 6: Final answer
    x = 1,224,935,305.14

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1.5x scale

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.