Home / 178,287,509.07-245,932,525.08-112,103,224.74

Finding the Fourth Proportional to 178,287,509.07, 245,932,525.08 and 112,103,224.74

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Solution

The fourth proportional to 178,287,509.07, 245,932,525.08 and 112,103,224.74 is: 154,636,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,287,509.07 : 245,932,525.08 = 112,103,224.74 : x
  2. Step 2: Convert to fraction form
    178,287,509.07/245,932,525.08 = 112,103,224.74/x
  3. Step 3: Cross multiply
    178,287,509.07x = 245,932,525.08 × 112,103,224.74
  4. Step 4: Simplify right side
    178,287,509.07x = 27,569,829,129,918,928
  5. Step 5: Solve for x
    x = 27,569,829,129,918,928/178,287,509.07
  6. Step 6: Final answer
    x = 154,636,907.96

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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.