Home / 163,522,497.18-245,349,180.81-66,485,663.58

Finding the Fourth Proportional to 163,522,497.18, 245,349,180.81 and 66,485,663.58

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Solution

The fourth proportional to 163,522,497.18, 245,349,180.81 and 66,485,663.58 is: 99,755,100.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,522,497.18 : 245,349,180.81 = 66,485,663.58 : x
  2. Step 2: Convert to fraction form
    163,522,497.18/245,349,180.81 = 66,485,663.58/x
  3. Step 3: Cross multiply
    163,522,497.18x = 245,349,180.81 × 66,485,663.58
  4. Step 4: Simplify right side
    163,522,497.18x = 16,312,203,094,962,252
  5. Step 5: Solve for x
    x = 16,312,203,094,962,252/163,522,497.18
  6. Step 6: Final answer
    x = 99,755,100.22

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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.