Home / 178,048,458.72-245,708,315.93-98,664,846.39

Finding the Fourth Proportional to 178,048,458.72, 245,708,315.93 and 98,664,846.39

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Solution

The fourth proportional to 178,048,458.72, 245,708,315.93 and 98,664,846.39 is: 136,158,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,048,458.72 : 245,708,315.93 = 98,664,846.39 : x
  2. Step 2: Convert to fraction form
    178,048,458.72/245,708,315.93 = 98,664,846.39/x
  3. Step 3: Cross multiply
    178,048,458.72x = 245,708,315.93 × 98,664,846.39
  4. Step 4: Simplify right side
    178,048,458.72x = 24,242,773,248,225,704
  5. Step 5: Solve for x
    x = 24,242,773,248,225,704/178,048,458.72
  6. Step 6: Final answer
    x = 136,158,287.59

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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.