Home / 123,095,189.62-169,854,721.59-70,178,723.52

Finding the Fourth Proportional to 123,095,189.62, 169,854,721.59 and 70,178,723.52

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Solution

The fourth proportional to 123,095,189.62, 169,854,721.59 and 70,178,723.52 is: 96,837,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,095,189.62 : 169,854,721.59 = 70,178,723.52 : x
  2. Step 2: Convert to fraction form
    123,095,189.62/169,854,721.59 = 70,178,723.52/x
  3. Step 3: Cross multiply
    123,095,189.62x = 169,854,721.59 × 70,178,723.52
  4. Step 4: Simplify right side
    123,095,189.62x = 11,920,187,545,031,184
  5. Step 5: Solve for x
    x = 11,920,187,545,031,184/123,095,189.62
  6. Step 6: Final answer
    x = 96,837,151.65

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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.