Home / 438,183,353.34-604,711,923.12-242,613,065.34

Finding the Fourth Proportional to 438,183,353.34, 604,711,923.12 and 242,613,065.34

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Solution

The fourth proportional to 438,183,353.34, 604,711,923.12 and 242,613,065.34 is: 334,816,492.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,183,353.34 : 604,711,923.12 = 242,613,065.34 : x
  2. Step 2: Convert to fraction form
    438,183,353.34/604,711,923.12 = 242,613,065.34/x
  3. Step 3: Cross multiply
    438,183,353.34x = 604,711,923.12 × 242,613,065.34
  4. Step 4: Simplify right side
    438,183,353.34x = 146,711,013,315,789,632
  5. Step 5: Solve for x
    x = 146,711,013,315,789,632/438,183,353.34
  6. Step 6: Final answer
    x = 334,816,492.22

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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.