Home / 427,155,041.33-589,566,156.49-259,945,176.11

Finding the Fourth Proportional to 427,155,041.33, 589,566,156.49 and 259,945,176.11

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Solution

The fourth proportional to 427,155,041.33, 589,566,156.49 and 259,945,176.11 is: 358,780,451.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,155,041.33 : 589,566,156.49 = 259,945,176.11 : x
  2. Step 2: Convert to fraction form
    427,155,041.33/589,566,156.49 = 259,945,176.11/x
  3. Step 3: Cross multiply
    427,155,041.33x = 589,566,156.49 × 259,945,176.11
  4. Step 4: Simplify right side
    427,155,041.33x = 153,254,878,374,665,984
  5. Step 5: Solve for x
    x = 153,254,878,374,665,984/427,155,041.33
  6. Step 6: Final answer
    x = 358,780,451.00

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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.