Home / 713,749,190.63-1,070,381,323.17-247,301,751.87

Finding the Fourth Proportional to 713,749,190.63, 1,070,381,323.17 and 247,301,751.87

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Solution

The fourth proportional to 713,749,190.63, 1,070,381,323.17 and 247,301,751.87 is: 370,868,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,749,190.63 : 1,070,381,323.17 = 247,301,751.87 : x
  2. Step 2: Convert to fraction form
    713,749,190.63/1,070,381,323.17 = 247,301,751.87/x
  3. Step 3: Cross multiply
    713,749,190.63x = 1,070,381,323.17 × 247,301,751.87
  4. Step 4: Simplify right side
    713,749,190.63x = 264,707,176,388,869,632
  5. Step 5: Solve for x
    x = 264,707,176,388,869,632/713,749,190.63
  6. Step 6: Final answer
    x = 370,868,618.65

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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.