Home / 942,714,680.21-1,300,986,579.97-525,026,898.53

Finding the Fourth Proportional to 942,714,680.21, 1,300,986,579.97 and 525,026,898.53

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Solution

The fourth proportional to 942,714,680.21, 1,300,986,579.97 and 525,026,898.53 is: 724,559,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,714,680.21 : 1,300,986,579.97 = 525,026,898.53 : x
  2. Step 2: Convert to fraction form
    942,714,680.21/1,300,986,579.97 = 525,026,898.53/x
  3. Step 3: Cross multiply
    942,714,680.21x = 1,300,986,579.97 × 525,026,898.53
  4. Step 4: Simplify right side
    942,714,680.21x = 683,052,949,115,366,016
  5. Step 5: Solve for x
    x = 683,052,949,115,366,016/942,714,680.21
  6. Step 6: Final answer
    x = 724,559,576.14

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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.