Home / 479,346,976,710.16-661,248,035,744.56-296,385,592,769.28

Finding the Fourth Proportional to 479,346,976,710.16, 661,248,035,744.56 and 296,385,592,769.28

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Solution

The fourth proportional to 479,346,976,710.16, 661,248,035,744.56 and 296,385,592,769.28 is: 408,857,050,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,346,976,710.16 : 661,248,035,744.56 = 296,385,592,769.28 : x
  2. Step 2: Convert to fraction form
    479,346,976,710.16/661,248,035,744.56 = 296,385,592,769.28/x
  3. Step 3: Cross multiply
    479,346,976,710.16x = 661,248,035,744.56 × 296,385,592,769.28
  4. Step 4: Simplify right side
    479,346,976,710.16x = 195,984,391,041,673,506,848,768
  5. Step 5: Solve for x
    x = 195,984,391,041,673,506,848,768/479,346,976,710.16
  6. Step 6: Final answer
    x = 408,857,050,453.82

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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.