Home / 93,036,023.94-128,387,366.38-51,219,671.89

Finding the Fourth Proportional to 93,036,023.94, 128,387,366.38 and 51,219,671.89

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Solution

The fourth proportional to 93,036,023.94, 128,387,366.38 and 51,219,671.89 is: 70,681,855.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,036,023.94 : 128,387,366.38 = 51,219,671.89 : x
  2. Step 2: Convert to fraction form
    93,036,023.94/128,387,366.38 = 51,219,671.89/x
  3. Step 3: Cross multiply
    93,036,023.94x = 128,387,366.38 × 51,219,671.89
  4. Step 4: Simplify right side
    93,036,023.94x = 6,575,958,780,804,817
  5. Step 5: Solve for x
    x = 6,575,958,780,804,817/93,036,023.94
  6. Step 6: Final answer
    x = 70,681,855.29

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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.