Home / 186,619,570.01-280,054,215.19-77,444,737.34

Finding the Fourth Proportional to 186,619,570.01, 280,054,215.19 and 77,444,737.34

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Solution

The fourth proportional to 186,619,570.01, 280,054,215.19 and 77,444,737.34 is: 116,218,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,619,570.01 : 280,054,215.19 = 77,444,737.34 : x
  2. Step 2: Convert to fraction form
    186,619,570.01/280,054,215.19 = 77,444,737.34/x
  3. Step 3: Cross multiply
    186,619,570.01x = 280,054,215.19 × 77,444,737.34
  4. Step 4: Simplify right side
    186,619,570.01x = 21,688,725,136,349,388
  5. Step 5: Solve for x
    x = 21,688,725,136,349,388/186,619,570.01
  6. Step 6: Final answer
    x = 116,218,921.39

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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.