Home / 716,173,774.65-1,074,260,409.12-191,529,240.93

Finding the Fourth Proportional to 716,173,774.65, 1,074,260,409.12 and 191,529,240.93

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Solution

The fourth proportional to 716,173,774.65, 1,074,260,409.12 and 191,529,240.93 is: 287,293,793.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,173,774.65 : 1,074,260,409.12 = 191,529,240.93 : x
  2. Step 2: Convert to fraction form
    716,173,774.65/1,074,260,409.12 = 191,529,240.93/x
  3. Step 3: Cross multiply
    716,173,774.65x = 1,074,260,409.12 × 191,529,240.93
  4. Step 4: Simplify right side
    716,173,774.65x = 205,752,280,718,947,200
  5. Step 5: Solve for x
    x = 205,752,280,718,947,200/716,173,774.65
  6. Step 6: Final answer
    x = 287,293,793.77

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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.