Home / 497,042,797.41-745,671,818.40-190,334,921.22

Finding the Fourth Proportional to 497,042,797.41, 745,671,818.40 and 190,334,921.22

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Solution

The fourth proportional to 497,042,797.41, 745,671,818.40 and 190,334,921.22 is: 285,543,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,042,797.41 : 745,671,818.40 = 190,334,921.22 : x
  2. Step 2: Convert to fraction form
    497,042,797.41/745,671,818.40 = 190,334,921.22/x
  3. Step 3: Cross multiply
    497,042,797.41x = 745,671,818.40 × 190,334,921.22
  4. Step 4: Simplify right side
    497,042,797.41x = 141,927,386,811,138,144
  5. Step 5: Solve for x
    x = 141,927,386,811,138,144/497,042,797.41
  6. Step 6: Final answer
    x = 285,543,594.13

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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.