Home / 1,299,276,462.64-1,949,029,273.32-366,607,490.08

Finding the Fourth Proportional to 1,299,276,462.64, 1,949,029,273.32 and 366,607,490.08

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Solution

The fourth proportional to 1,299,276,462.64, 1,949,029,273.32 and 366,607,490.08 is: 549,943,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,276,462.64 : 1,949,029,273.32 = 366,607,490.08 : x
  2. Step 2: Convert to fraction form
    1,299,276,462.64/1,949,029,273.32 = 366,607,490.08/x
  3. Step 3: Cross multiply
    1,299,276,462.64x = 1,949,029,273.32 × 366,607,490.08
  4. Step 4: Simplify right side
    1,299,276,462.64x = 714,528,729,984,291,456
  5. Step 5: Solve for x
    x = 714,528,729,984,291,456/1,299,276,462.64
  6. Step 6: Final answer
    x = 549,943,565.15

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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.