Home / 837,398,812.01-1,256,234,662.74-247,248,707.71

Finding the Fourth Proportional to 837,398,812.01, 1,256,234,662.74 and 247,248,707.71

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Solution

The fourth proportional to 837,398,812.01, 1,256,234,662.74 and 247,248,707.71 is: 370,913,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,398,812.01 : 1,256,234,662.74 = 247,248,707.71 : x
  2. Step 2: Convert to fraction form
    837,398,812.01/1,256,234,662.74 = 247,248,707.71/x
  3. Step 3: Cross multiply
    837,398,812.01x = 1,256,234,662.74 × 247,248,707.71
  4. Step 4: Simplify right side
    837,398,812.01x = 310,602,396,937,501,312
  5. Step 5: Solve for x
    x = 310,602,396,937,501,312/837,398,812.01
  6. Step 6: Final answer
    x = 370,913,347.96

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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.