Home / 143,912,997.44-215,884,616.16-46,876,270.40

Finding the Fourth Proportional to 143,912,997.44, 215,884,616.16 and 46,876,270.40

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Solution

The fourth proportional to 143,912,997.44, 215,884,616.16 and 46,876,270.40 is: 70,319,330.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,912,997.44 : 215,884,616.16 = 46,876,270.40 : x
  2. Step 2: Convert to fraction form
    143,912,997.44/215,884,616.16 = 46,876,270.40/x
  3. Step 3: Cross multiply
    143,912,997.44x = 215,884,616.16 × 46,876,270.40
  4. Step 4: Simplify right side
    143,912,997.44x = 10,119,865,642,316,370
  5. Step 5: Solve for x
    x = 10,119,865,642,316,370/143,912,997.44
  6. Step 6: Final answer
    x = 70,319,330.58

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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.