Home / 1,347,683,417.70-2,021,525,126.55-378,335,033.70

Finding the Fourth Proportional to 1,347,683,417.70, 2,021,525,126.55 and 378,335,033.70

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Solution

The fourth proportional to 1,347,683,417.70, 2,021,525,126.55 and 378,335,033.70 is: 567,502,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,683,417.70 : 2,021,525,126.55 = 378,335,033.70 : x
  2. Step 2: Convert to fraction form
    1,347,683,417.70/2,021,525,126.55 = 378,335,033.70/x
  3. Step 3: Cross multiply
    1,347,683,417.70x = 2,021,525,126.55 × 378,335,033.70
  4. Step 4: Simplify right side
    1,347,683,417.70x = 764,813,776,878,690,944
  5. Step 5: Solve for x
    x = 764,813,776,878,690,944/1,347,683,417.70
  6. Step 6: Final answer
    x = 567,502,550.55

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Double scale
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Similar ratio
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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.