Home / 161,670,643.16-242,502,482.91-45,082,892.84

Finding the Fourth Proportional to 161,670,643.16, 242,502,482.91 and 45,082,892.84

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Solution

The fourth proportional to 161,670,643.16, 242,502,482.91 and 45,082,892.84 is: 67,623,368.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,670,643.16 : 242,502,482.91 = 45,082,892.84 : x
  2. Step 2: Convert to fraction form
    161,670,643.16/242,502,482.91 = 45,082,892.84/x
  3. Step 3: Cross multiply
    161,670,643.16x = 242,502,482.91 × 45,082,892.84
  4. Step 4: Simplify right side
    161,670,643.16x = 10,932,713,450,465,462
  5. Step 5: Solve for x
    x = 10,932,713,450,465,462/161,670,643.16
  6. Step 6: Final answer
    x = 67,623,368.33

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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.