Home / 384,697,780,751.52-530,662,371,923.16-239,930,576,767.08

Finding the Fourth Proportional to 384,697,780,751.52, 530,662,371,923.16 and 239,930,576,767.08

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Solution

The fourth proportional to 384,697,780,751.52, 530,662,371,923.16 and 239,930,576,767.08 is: 330,966,632,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,697,780,751.52 : 530,662,371,923.16 = 239,930,576,767.08 : x
  2. Step 2: Convert to fraction form
    384,697,780,751.52/530,662,371,923.16 = 239,930,576,767.08/x
  3. Step 3: Cross multiply
    384,697,780,751.52x = 530,662,371,923.16 × 239,930,576,767.08
  4. Step 4: Simplify right side
    384,697,780,751.52x = 127,322,128,964,110,478,475,264
  5. Step 5: Solve for x
    x = 127,322,128,964,110,478,475,264/384,697,780,751.52
  6. Step 6: Final answer
    x = 330,966,632,340.28

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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.