Home / 242,776,967.31-364,210,359.19-76,822,255.10

Finding the Fourth Proportional to 242,776,967.31, 364,210,359.19 and 76,822,255.10

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Solution

The fourth proportional to 242,776,967.31, 364,210,359.19 and 76,822,255.10 is: 115,247,593.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,776,967.31 : 364,210,359.19 = 76,822,255.10 : x
  2. Step 2: Convert to fraction form
    242,776,967.31/364,210,359.19 = 76,822,255.10/x
  3. Step 3: Cross multiply
    242,776,967.31x = 364,210,359.19 × 76,822,255.10
  4. Step 4: Simplify right side
    242,776,967.31x = 27,979,461,124,475,284
  5. Step 5: Solve for x
    x = 27,979,461,124,475,284/242,776,967.31
  6. Step 6: Final answer
    x = 115,247,593.03

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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.