Home / 124,493,136.80-186,772,364.40-47,818,666.40

Finding the Fourth Proportional to 124,493,136.80, 186,772,364.40 and 47,818,666.40

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Solution

The fourth proportional to 124,493,136.80, 186,772,364.40 and 47,818,666.40 is: 71,740,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,493,136.80 : 186,772,364.40 = 47,818,666.40 : x
  2. Step 2: Convert to fraction form
    124,493,136.80/186,772,364.40 = 47,818,666.40/x
  3. Step 3: Cross multiply
    124,493,136.80x = 186,772,364.40 × 47,818,666.40
  4. Step 4: Simplify right side
    124,493,136.80x = 8,931,205,385,982,836
  5. Step 5: Solve for x
    x = 8,931,205,385,982,836/124,493,136.80
  6. Step 6: Final answer
    x = 71,740,544.22

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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.