Home / 514,356,092.82-709,727,266.62-302,841,167.85

Finding the Fourth Proportional to 514,356,092.82, 709,727,266.62 and 302,841,167.85

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Solution

The fourth proportional to 514,356,092.82, 709,727,266.62 and 302,841,167.85 is: 417,871,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,356,092.82 : 709,727,266.62 = 302,841,167.85 : x
  2. Step 2: Convert to fraction form
    514,356,092.82/709,727,266.62 = 302,841,167.85/x
  3. Step 3: Cross multiply
    514,356,092.82x = 709,727,266.62 × 302,841,167.85
  4. Step 4: Simplify right side
    514,356,092.82x = 214,934,634,278,189,152
  5. Step 5: Solve for x
    x = 214,934,634,278,189,152/514,356,092.82
  6. Step 6: Final answer
    x = 417,871,271.05

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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.