Home / 507,449,396,580.48-761,509,434,151.80-238,915,172,366.04

Finding the Fourth Proportional to 507,449,396,580.48, 761,509,434,151.80 and 238,915,172,366.04

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Solution

The fourth proportional to 507,449,396,580.48, 761,509,434,151.80 and 238,915,172,366.04 is: 358,530,641,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,449,396,580.48 : 761,509,434,151.80 = 238,915,172,366.04 : x
  2. Step 2: Convert to fraction form
    507,449,396,580.48/761,509,434,151.80 = 238,915,172,366.04/x
  3. Step 3: Cross multiply
    507,449,396,580.48x = 761,509,434,151.80 × 238,915,172,366.04
  4. Step 4: Simplify right side
    507,449,396,580.48x = 181,936,157,718,742,904,602,624
  5. Step 5: Solve for x
    x = 181,936,157,718,742,904,602,624/507,449,396,580.48
  6. Step 6: Final answer
    x = 358,530,641,566.91

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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.