Home / 164,916,019.80-247,374,029.70-157,357,747.80

Finding the Fourth Proportional to 164,916,019.80, 247,374,029.70 and 157,357,747.80

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Solution

The fourth proportional to 164,916,019.80, 247,374,029.70 and 157,357,747.80 is: 236,036,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,916,019.80 : 247,374,029.70 = 157,357,747.80 : x
  2. Step 2: Convert to fraction form
    164,916,019.80/247,374,029.70 = 157,357,747.80/x
  3. Step 3: Cross multiply
    164,916,019.80x = 247,374,029.70 × 157,357,747.80
  4. Step 4: Simplify right side
    164,916,019.80x = 38,926,220,177,802,312
  5. Step 5: Solve for x
    x = 38,926,220,177,802,312/164,916,019.80
  6. Step 6: Final answer
    x = 236,036,621.70

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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.