Home / 129,873,150.02-179,222,731.94-70,333,962.38

Finding the Fourth Proportional to 129,873,150.02, 179,222,731.94 and 70,333,962.38

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Solution

The fourth proportional to 129,873,150.02, 179,222,731.94 and 70,333,962.38 is: 97,059,668.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,873,150.02 : 179,222,731.94 = 70,333,962.38 : x
  2. Step 2: Convert to fraction form
    129,873,150.02/179,222,731.94 = 70,333,962.38/x
  3. Step 3: Cross multiply
    129,873,150.02x = 179,222,731.94 × 70,333,962.38
  4. Step 4: Simplify right side
    129,873,150.02x = 12,605,444,885,908,784
  5. Step 5: Solve for x
    x = 12,605,444,885,908,784/129,873,150.02
  6. Step 6: Final answer
    x = 97,059,668.48

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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.