Home / 1,254,234,960.45-1,881,230,873.45-380,844,006.21

Finding the Fourth Proportional to 1,254,234,960.45, 1,881,230,873.45 and 380,844,006.21

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Solution

The fourth proportional to 1,254,234,960.45, 1,881,230,873.45 and 380,844,006.21 is: 571,229,095.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,234,960.45 : 1,881,230,873.45 = 380,844,006.21 : x
  2. Step 2: Convert to fraction form
    1,254,234,960.45/1,881,230,873.45 = 380,844,006.21/x
  3. Step 3: Cross multiply
    1,254,234,960.45x = 1,881,230,873.45 × 380,844,006.21
  4. Step 4: Simplify right side
    1,254,234,960.45x = 716,455,502,448,731,264
  5. Step 5: Solve for x
    x = 716,455,502,448,731,264/1,254,234,960.45
  6. Step 6: Final answer
    x = 571,229,095.86

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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.