Home / 186,843,204.90-280,264,807.35-77,632,079.40

Finding the Fourth Proportional to 186,843,204.90, 280,264,807.35 and 77,632,079.40

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Solution

The fourth proportional to 186,843,204.90, 280,264,807.35 and 77,632,079.40 is: 116,448,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,843,204.90 : 280,264,807.35 = 77,632,079.40 : x
  2. Step 2: Convert to fraction form
    186,843,204.90/280,264,807.35 = 77,632,079.40/x
  3. Step 3: Cross multiply
    186,843,204.90x = 280,264,807.35 × 77,632,079.40
  4. Step 4: Simplify right side
    186,843,204.90x = 21,757,539,777,220,908
  5. Step 5: Solve for x
    x = 21,757,539,777,220,908/186,843,204.90
  6. Step 6: Final answer
    x = 116,448,119.10

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1.5x scale

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.