Home / 119,366,133.32-179,038,943.65-72,667,499.57

Finding the Fourth Proportional to 119,366,133.32, 179,038,943.65 and 72,667,499.57

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Solution

The fourth proportional to 119,366,133.32, 179,038,943.65 and 72,667,499.57 is: 108,995,005.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,366,133.32 : 179,038,943.65 = 72,667,499.57 : x
  2. Step 2: Convert to fraction form
    119,366,133.32/179,038,943.65 = 72,667,499.57/x
  3. Step 3: Cross multiply
    119,366,133.32x = 179,038,943.65 × 72,667,499.57
  4. Step 4: Simplify right side
    119,366,133.32x = 13,010,312,360,699,628
  5. Step 5: Solve for x
    x = 13,010,312,360,699,628/119,366,133.32
  6. Step 6: Final answer
    x = 108,995,005.52

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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.