Home / 1,254,403,951.66-1,881,483,324.27-381,012,904.54

Finding the Fourth Proportional to 1,254,403,951.66, 1,881,483,324.27 and 381,012,904.54

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Solution

The fourth proportional to 1,254,403,951.66, 1,881,483,324.27 and 381,012,904.54 is: 571,482,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,403,951.66 : 1,881,483,324.27 = 381,012,904.54 : x
  2. Step 2: Convert to fraction form
    1,254,403,951.66/1,881,483,324.27 = 381,012,904.54/x
  3. Step 3: Cross multiply
    1,254,403,951.66x = 1,881,483,324.27 × 381,012,904.54
  4. Step 4: Simplify right side
    1,254,403,951.66x = 716,869,426,223,687,424
  5. Step 5: Solve for x
    x = 716,869,426,223,687,424/1,254,403,951.66
  6. Step 6: Final answer
    x = 571,482,117.28

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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.