Home / 1,140,960,103.48-1,576,001,923.62-943,519,143.16

Finding the Fourth Proportional to 1,140,960,103.48, 1,576,001,923.62 and 943,519,143.16

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Solution

The fourth proportional to 1,140,960,103.48, 1,576,001,923.62 and 943,519,143.16 is: 1,303,277,809.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,960,103.48 : 1,576,001,923.62 = 943,519,143.16 : x
  2. Step 2: Convert to fraction form
    1,140,960,103.48/1,576,001,923.62 = 943,519,143.16/x
  3. Step 3: Cross multiply
    1,140,960,103.48x = 1,576,001,923.62 × 943,519,143.16
  4. Step 4: Simplify right side
    1,140,960,103.48x = 1,486,987,984,591,898,368
  5. Step 5: Solve for x
    x = 1,486,987,984,591,898,368/1,140,960,103.48
  6. Step 6: Final answer
    x = 1,303,277,809.68

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Double scale
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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.