Home / 1,765,752,747.18-2,648,615,833.08-455,543,420.16

Finding the Fourth Proportional to 1,765,752,747.18, 2,648,615,833.08 and 455,543,420.16

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Solution

The fourth proportional to 1,765,752,747.18, 2,648,615,833.08 and 455,543,420.16 is: 683,311,702.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,752,747.18 : 2,648,615,833.08 = 455,543,420.16 : x
  2. Step 2: Convert to fraction form
    1,765,752,747.18/2,648,615,833.08 = 455,543,420.16/x
  3. Step 3: Cross multiply
    1,765,752,747.18x = 2,648,615,833.08 × 455,543,420.16
  4. Step 4: Simplify right side
    1,765,752,747.18x = 1,206,559,515,291,190,784
  5. Step 5: Solve for x
    x = 1,206,559,515,291,190,784/1,765,752,747.18
  6. Step 6: Final answer
    x = 683,311,702.17

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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.