Home / 1,072,258,258.71-1,607,466,235.50-372,659,509.47

Finding the Fourth Proportional to 1,072,258,258.71, 1,607,466,235.50 and 372,659,509.47

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Solution

The fourth proportional to 1,072,258,258.71, 1,607,466,235.50 and 372,659,509.47 is: 558,669,120.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,258,258.71 : 1,607,466,235.50 = 372,659,509.47 : x
  2. Step 2: Convert to fraction form
    1,072,258,258.71/1,607,466,235.50 = 372,659,509.47/x
  3. Step 3: Cross multiply
    1,072,258,258.71x = 1,607,466,235.50 × 372,659,509.47
  4. Step 4: Simplify right side
    1,072,258,258.71x = 599,037,578,811,017,600
  5. Step 5: Solve for x
    x = 599,037,578,811,017,600/1,072,258,258.71
  6. Step 6: Final answer
    x = 558,669,120.94

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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.