Home / 1,047,350,743.39-1,571,187,540.29-357,096,572.16

Finding the Fourth Proportional to 1,047,350,743.39, 1,571,187,540.29 and 357,096,572.16

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Solution

The fourth proportional to 1,047,350,743.39, 1,571,187,540.29 and 357,096,572.16 is: 535,699,896.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,350,743.39 : 1,571,187,540.29 = 357,096,572.16 : x
  2. Step 2: Convert to fraction form
    1,047,350,743.39/1,571,187,540.29 = 357,096,572.16/x
  3. Step 3: Cross multiply
    1,047,350,743.39x = 1,571,187,540.29 × 357,096,572.16
  4. Step 4: Simplify right side
    1,047,350,743.39x = 561,065,684,852,331,712
  5. Step 5: Solve for x
    x = 561,065,684,852,331,712/1,047,350,743.39
  6. Step 6: Final answer
    x = 535,699,896.52

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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.