Home / 98,470,376.10-147,573,534.15-76,637,119.32

Finding the Fourth Proportional to 98,470,376.10, 147,573,534.15 and 76,637,119.32

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Solution

The fourth proportional to 98,470,376.10, 147,573,534.15 and 76,637,119.32 is: 114,852,923.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,470,376.10 : 147,573,534.15 = 76,637,119.32 : x
  2. Step 2: Convert to fraction form
    98,470,376.10/147,573,534.15 = 76,637,119.32/x
  3. Step 3: Cross multiply
    98,470,376.10x = 147,573,534.15 × 76,637,119.32
  4. Step 4: Simplify right side
    98,470,376.10x = 11,309,610,545,127,644
  5. Step 5: Solve for x
    x = 11,309,610,545,127,644/98,470,376.10
  6. Step 6: Final answer
    x = 114,852,923.21

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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.