Home / 783,003,334.71-1,080,572,638.38-430,606,579.08

Finding the Fourth Proportional to 783,003,334.71, 1,080,572,638.38 and 430,606,579.08

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Solution

The fourth proportional to 783,003,334.71, 1,080,572,638.38 and 430,606,579.08 is: 594,252,497.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,003,334.71 : 1,080,572,638.38 = 430,606,579.08 : x
  2. Step 2: Convert to fraction form
    783,003,334.71/1,080,572,638.38 = 430,606,579.08/x
  3. Step 3: Cross multiply
    783,003,334.71x = 1,080,572,638.38 × 430,606,579.08
  4. Step 4: Simplify right side
    783,003,334.71x = 465,301,687,260,261,760
  5. Step 5: Solve for x
    x = 465,301,687,260,261,760/783,003,334.71
  6. Step 6: Final answer
    x = 594,252,497.57

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1.5x scale

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.