Home / 190,804,552.10-286,206,828.15-130,338,376.10

Finding the Fourth Proportional to 190,804,552.10, 286,206,828.15 and 130,338,376.10

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Solution

The fourth proportional to 190,804,552.10, 286,206,828.15 and 130,338,376.10 is: 195,507,564.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,804,552.10 : 286,206,828.15 = 130,338,376.10 : x
  2. Step 2: Convert to fraction form
    190,804,552.10/286,206,828.15 = 130,338,376.10/x
  3. Step 3: Cross multiply
    190,804,552.10x = 286,206,828.15 × 130,338,376.10
  4. Step 4: Simplify right side
    190,804,552.10x = 37,303,733,209,802,760
  5. Step 5: Solve for x
    x = 37,303,733,209,802,760/190,804,552.10
  6. Step 6: Final answer
    x = 195,507,564.15

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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.