Home / 947,785,210.88-1,421,829,277.20-292,582,230.80

Finding the Fourth Proportional to 947,785,210.88, 1,421,829,277.20 and 292,582,230.80

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Solution

The fourth proportional to 947,785,210.88, 1,421,829,277.20 and 292,582,230.80 is: 438,920,102.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,785,210.88 : 1,421,829,277.20 = 292,582,230.80 : x
  2. Step 2: Convert to fraction form
    947,785,210.88/1,421,829,277.20 = 292,582,230.80/x
  3. Step 3: Cross multiply
    947,785,210.88x = 1,421,829,277.20 × 292,582,230.80
  4. Step 4: Simplify right side
    947,785,210.88x = 416,001,981,739,927,616
  5. Step 5: Solve for x
    x = 416,001,981,739,927,616/947,785,210.88
  6. Step 6: Final answer
    x = 438,920,102.32

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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.