Home / 127,790,678.24-191,686,017-30,746,387.24

Finding the Fourth Proportional to 127,790,678.24, 191,686,017 and 30,746,387.24

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Solution

The fourth proportional to 127,790,678.24, 191,686,017 and 30,746,387.24 is: 46,119,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,790,678.24 : 191,686,017 = 30,746,387.24 : x
  2. Step 2: Convert to fraction form
    127,790,678.24/191,686,017 = 30,746,387.24/x
  3. Step 3: Cross multiply
    127,790,678.24x = 191,686,017 × 30,746,387.24
  4. Step 4: Simplify right side
    127,790,678.24x = 5,893,652,507,175,223
  5. Step 5: Solve for x
    x = 5,893,652,507,175,223/127,790,678.24
  6. Step 6: Final answer
    x = 46,119,580.77

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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.