Home / 93,141,670.95-128,536,366.05-51,327,231.84

Finding the Fourth Proportional to 93,141,670.95, 128,536,366.05 and 51,327,231.84

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Solution

The fourth proportional to 93,141,670.95, 128,536,366.05 and 51,327,231.84 is: 70,832,053.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,141,670.95 : 128,536,366.05 = 51,327,231.84 : x
  2. Step 2: Convert to fraction form
    93,141,670.95/128,536,366.05 = 51,327,231.84/x
  3. Step 3: Cross multiply
    93,141,670.95x = 128,536,366.05 × 51,327,231.84
  4. Step 4: Simplify right side
    93,141,670.95x = 6,597,415,860,119,455
  5. Step 5: Solve for x
    x = 6,597,415,860,119,455/93,141,670.95
  6. Step 6: Final answer
    x = 70,832,053.93

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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.