Home / 178,048,456.46-245,708,312.83-98,664,844.13

Finding the Fourth Proportional to 178,048,456.46, 245,708,312.83 and 98,664,844.13

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Solution

The fourth proportional to 178,048,456.46, 245,708,312.83 and 98,664,844.13 is: 136,158,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,048,456.46 : 245,708,312.83 = 98,664,844.13 : x
  2. Step 2: Convert to fraction form
    178,048,456.46/245,708,312.83 = 98,664,844.13/x
  3. Step 3: Cross multiply
    178,048,456.46x = 245,708,312.83 × 98,664,844.13
  4. Step 4: Simplify right side
    178,048,456.46x = 24,242,772,386,263,428
  5. Step 5: Solve for x
    x = 24,242,772,386,263,428/178,048,456.46
  6. Step 6: Final answer
    x = 136,158,284.48

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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.