Home / 306,813,661.30-423,400,048.05-167,584,381.30

Finding the Fourth Proportional to 306,813,661.30, 423,400,048.05 and 167,584,381.30

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Solution

The fourth proportional to 306,813,661.30, 423,400,048.05 and 167,584,381.30 is: 231,264,914.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,813,661.30 : 423,400,048.05 = 167,584,381.30 : x
  2. Step 2: Convert to fraction form
    306,813,661.30/423,400,048.05 = 167,584,381.30/x
  3. Step 3: Cross multiply
    306,813,661.30x = 423,400,048.05 × 167,584,381.30
  4. Step 4: Simplify right side
    306,813,661.30x = 70,955,235,094,849,528
  5. Step 5: Solve for x
    x = 70,955,235,094,849,528/306,813,661.30
  6. Step 6: Final answer
    x = 231,264,914.33

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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.