Home / 479,260,425,535.16-661,400,177,210.32-265,404,315,606.96

Finding the Fourth Proportional to 479,260,425,535.16, 661,400,177,210.32 and 265,404,315,606.96

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Solution

The fourth proportional to 479,260,425,535.16, 661,400,177,210.32 and 265,404,315,606.96 is: 366,269,468,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,260,425,535.16 : 661,400,177,210.32 = 265,404,315,606.96 : x
  2. Step 2: Convert to fraction form
    479,260,425,535.16/661,400,177,210.32 = 265,404,315,606.96/x
  3. Step 3: Cross multiply
    479,260,425,535.16x = 661,400,177,210.32 × 265,404,315,606.96
  4. Step 4: Simplify right side
    479,260,425,535.16x = 175,538,461,374,827,013,865,472
  5. Step 5: Solve for x
    x = 175,538,461,374,827,013,865,472/479,260,425,535.16
  6. Step 6: Final answer
    x = 366,269,468,585.51

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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.