Home / 187,274,223.84-280,853,033.04-66,077,280.48

Finding the Fourth Proportional to 187,274,223.84, 280,853,033.04 and 66,077,280.48

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Solution

The fourth proportional to 187,274,223.84, 280,853,033.04 and 66,077,280.48 is: 99,095,349.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,274,223.84 : 280,853,033.04 = 66,077,280.48 : x
  2. Step 2: Convert to fraction form
    187,274,223.84/280,853,033.04 = 66,077,280.48/x
  3. Step 3: Cross multiply
    187,274,223.84x = 280,853,033.04 × 66,077,280.48
  4. Step 4: Simplify right side
    187,274,223.84x = 18,558,004,637,842,788
  5. Step 5: Solve for x
    x = 18,558,004,637,842,788/187,274,223.84
  6. Step 6: Final answer
    x = 99,095,349.36

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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.