Home / 97,019,356,211.66-145,398,950,802.92-75,507,895,097.66

Finding the Fourth Proportional to 97,019,356,211.66, 145,398,950,802.92 and 75,507,895,097.66

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Solution

The fourth proportional to 97,019,356,211.66, 145,398,950,802.92 and 75,507,895,097.66 is: 113,160,601,690.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,019,356,211.66 : 145,398,950,802.92 = 75,507,895,097.66 : x
  2. Step 2: Convert to fraction form
    97,019,356,211.66/145,398,950,802.92 = 75,507,895,097.66/x
  3. Step 3: Cross multiply
    97,019,356,211.66x = 145,398,950,802.92 × 75,507,895,097.66
  4. Step 4: Simplify right side
    97,019,356,211.66x = 10,978,768,724,536,711,970,816
  5. Step 5: Solve for x
    x = 10,978,768,724,536,711,970,816/97,019,356,211.66
  6. Step 6: Final answer
    x = 113,160,601,690.50

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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.