Home / 565,349,445.83-780,171,047.36-314,448,440.56

Finding the Fourth Proportional to 565,349,445.83, 780,171,047.36 and 314,448,440.56

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Solution

The fourth proportional to 565,349,445.83, 780,171,047.36 and 314,448,440.56 is: 433,932,625.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,349,445.83 : 780,171,047.36 = 314,448,440.56 : x
  2. Step 2: Convert to fraction form
    565,349,445.83/780,171,047.36 = 314,448,440.56/x
  3. Step 3: Cross multiply
    565,349,445.83x = 780,171,047.36 × 314,448,440.56
  4. Step 4: Simplify right side
    565,349,445.83x = 245,323,569,210,067,264
  5. Step 5: Solve for x
    x = 245,323,569,210,067,264/565,349,445.83
  6. Step 6: Final answer
    x = 433,932,625.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.