Home / 1,738,164,007.95-2,607,246,011.93-1,187,165,979.15

Finding the Fourth Proportional to 1,738,164,007.95, 2,607,246,011.93 and 1,187,165,979.15

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Solution

The fourth proportional to 1,738,164,007.95, 2,607,246,011.93 and 1,187,165,979.15 is: 1,780,748,968.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,164,007.95 : 2,607,246,011.93 = 1,187,165,979.15 : x
  2. Step 2: Convert to fraction form
    1,738,164,007.95/2,607,246,011.93 = 1,187,165,979.15/x
  3. Step 3: Cross multiply
    1,738,164,007.95x = 2,607,246,011.93 × 1,187,165,979.15
  4. Step 4: Simplify right side
    1,738,164,007.95x = 3,095,233,764,631,875,584
  5. Step 5: Solve for x
    x = 3,095,233,764,631,875,584/1,738,164,007.95
  6. Step 6: Final answer
    x = 1,780,748,968.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.