Home / 597,617,999.20-896,426,998.80-188,621,005.60

Finding the Fourth Proportional to 597,617,999.20, 896,426,998.80 and 188,621,005.60

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Solution

The fourth proportional to 597,617,999.20, 896,426,998.80 and 188,621,005.60 is: 282,931,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,617,999.20 : 896,426,998.80 = 188,621,005.60 : x
  2. Step 2: Convert to fraction form
    597,617,999.20/896,426,998.80 = 188,621,005.60/x
  3. Step 3: Cross multiply
    597,617,999.20x = 896,426,998.80 × 188,621,005.60
  4. Step 4: Simplify right side
    597,617,999.20x = 169,084,961,960,645,984
  5. Step 5: Solve for x
    x = 169,084,961,960,645,984/597,617,999.20
  6. Step 6: Final answer
    x = 282,931,508.40

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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.