Home / 1,487,502,901.55-2,231,273,504.07-438,002,483.27

Finding the Fourth Proportional to 1,487,502,901.55, 2,231,273,504.07 and 438,002,483.27

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Solution

The fourth proportional to 1,487,502,901.55, 2,231,273,504.07 and 438,002,483.27 is: 657,009,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,502,901.55 : 2,231,273,504.07 = 438,002,483.27 : x
  2. Step 2: Convert to fraction form
    1,487,502,901.55/2,231,273,504.07 = 438,002,483.27/x
  3. Step 3: Cross multiply
    1,487,502,901.55x = 2,231,273,504.07 × 438,002,483.27
  4. Step 4: Simplify right side
    1,487,502,901.55x = 977,303,335,626,058,112
  5. Step 5: Solve for x
    x = 977,303,335,626,058,112/1,487,502,901.55
  6. Step 6: Final answer
    x = 657,009,364.22

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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.