Home / 384,971,843.20-577,457,764.80-371,366,953.60

Finding the Fourth Proportional to 384,971,843.20, 577,457,764.80 and 371,366,953.60

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Solution

The fourth proportional to 384,971,843.20, 577,457,764.80 and 371,366,953.60 is: 557,050,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,971,843.20 : 577,457,764.80 = 371,366,953.60 : x
  2. Step 2: Convert to fraction form
    384,971,843.20/577,457,764.80 = 371,366,953.60/x
  3. Step 3: Cross multiply
    384,971,843.20x = 577,457,764.80 × 371,366,953.60
  4. Step 4: Simplify right side
    384,971,843.20x = 214,448,730,946,441,312
  5. Step 5: Solve for x
    x = 214,448,730,946,441,312/384,971,843.20
  6. Step 6: Final answer
    x = 557,050,430.40

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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.