Home / 942,714,680.72-1,300,986,580.67-525,026,899.04

Finding the Fourth Proportional to 942,714,680.72, 1,300,986,580.67 and 525,026,899.04

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Solution

The fourth proportional to 942,714,680.72, 1,300,986,580.67 and 525,026,899.04 is: 724,559,576.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,714,680.72 : 1,300,986,580.67 = 525,026,899.04 : x
  2. Step 2: Convert to fraction form
    942,714,680.72/1,300,986,580.67 = 525,026,899.04/x
  3. Step 3: Cross multiply
    942,714,680.72x = 1,300,986,580.67 × 525,026,899.04
  4. Step 4: Simplify right side
    942,714,680.72x = 683,052,950,132,692,864
  5. Step 5: Solve for x
    x = 683,052,950,132,692,864/942,714,680.72
  6. Step 6: Final answer
    x = 724,559,576.83

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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.