Home / 213,264,019.60-319,896,029.40-176,913,455.20

Finding the Fourth Proportional to 213,264,019.60, 319,896,029.40 and 176,913,455.20

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Solution

The fourth proportional to 213,264,019.60, 319,896,029.40 and 176,913,455.20 is: 265,370,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,264,019.60 : 319,896,029.40 = 176,913,455.20 : x
  2. Step 2: Convert to fraction form
    213,264,019.60/319,896,029.40 = 176,913,455.20/x
  3. Step 3: Cross multiply
    213,264,019.60x = 319,896,029.40 × 176,913,455.20
  4. Step 4: Simplify right side
    213,264,019.60x = 56,593,911,865,914,776
  5. Step 5: Solve for x
    x = 56,593,911,865,914,776/213,264,019.60
  6. Step 6: Final answer
    x = 265,370,182.80

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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.