Home / 209,036,088.36-288,453,459.96-116,210,943.72

Finding the Fourth Proportional to 209,036,088.36, 288,453,459.96 and 116,210,943.72

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Solution

The fourth proportional to 209,036,088.36, 288,453,459.96 and 116,210,943.72 is: 160,362,017.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,036,088.36 : 288,453,459.96 = 116,210,943.72 : x
  2. Step 2: Convert to fraction form
    209,036,088.36/288,453,459.96 = 116,210,943.72/x
  3. Step 3: Cross multiply
    209,036,088.36x = 288,453,459.96 × 116,210,943.72
  4. Step 4: Simplify right side
    209,036,088.36x = 33,521,448,801,250,832
  5. Step 5: Solve for x
    x = 33,521,448,801,250,832/209,036,088.36
  6. Step 6: Final answer
    x = 160,362,017.22

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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.