Home / 308,509,038.36-462,798,661.32-111,865,074.30

Finding the Fourth Proportional to 308,509,038.36, 462,798,661.32 and 111,865,074.30

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Solution

The fourth proportional to 308,509,038.36, 462,798,661.32 and 111,865,074.30 is: 167,810,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,509,038.36 : 462,798,661.32 = 111,865,074.30 : x
  2. Step 2: Convert to fraction form
    308,509,038.36/462,798,661.32 = 111,865,074.30/x
  3. Step 3: Cross multiply
    308,509,038.36x = 462,798,661.32 × 111,865,074.30
  4. Step 4: Simplify right side
    308,509,038.36x = 51,771,006,634,502,336
  5. Step 5: Solve for x
    x = 51,771,006,634,502,336/308,509,038.36
  6. Step 6: Final answer
    x = 167,810,340.05

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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.