Home / 384,697,782,065.64-530,662,373,731.98-239,930,578,077.96

Finding the Fourth Proportional to 384,697,782,065.64, 530,662,373,731.98 and 239,930,578,077.96

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Solution

The fourth proportional to 384,697,782,065.64, 530,662,373,731.98 and 239,930,578,077.96 is: 330,966,634,146.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,697,782,065.64 : 530,662,373,731.98 = 239,930,578,077.96 : x
  2. Step 2: Convert to fraction form
    384,697,782,065.64/530,662,373,731.98 = 239,930,578,077.96/x
  3. Step 3: Cross multiply
    384,697,782,065.64x = 530,662,373,731.98 × 239,930,578,077.96
  4. Step 4: Simplify right side
    384,697,782,065.64x = 127,322,130,093,736,403,664,896
  5. Step 5: Solve for x
    x = 127,322,130,093,736,403,664,896/384,697,782,065.64
  6. Step 6: Final answer
    x = 330,966,634,146.10

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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.