Home / 153,920,384.51-231,248,906.00-98,696,415.73

Finding the Fourth Proportional to 153,920,384.51, 231,248,906.00 and 98,696,415.73

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Solution

The fourth proportional to 153,920,384.51, 231,248,906.00 and 98,696,415.73 is: 148,280,802.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,920,384.51 : 231,248,906.00 = 98,696,415.73 : x
  2. Step 2: Convert to fraction form
    153,920,384.51/231,248,906.00 = 98,696,415.73/x
  3. Step 3: Cross multiply
    153,920,384.51x = 231,248,906.00 × 98,696,415.73
  4. Step 4: Simplify right side
    153,920,384.51x = 22,823,438,163,111,668
  5. Step 5: Solve for x
    x = 22,823,438,163,111,668/153,920,384.51
  6. Step 6: Final answer
    x = 148,280,802.68

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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.