Home / 528,768,051.60-793,152,077.40-221,958,195.60

Finding the Fourth Proportional to 528,768,051.60, 793,152,077.40 and 221,958,195.60

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Solution

The fourth proportional to 528,768,051.60, 793,152,077.40 and 221,958,195.60 is: 332,937,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,768,051.60 : 793,152,077.40 = 221,958,195.60 : x
  2. Step 2: Convert to fraction form
    528,768,051.60/793,152,077.40 = 221,958,195.60/x
  3. Step 3: Cross multiply
    528,768,051.60x = 793,152,077.40 × 221,958,195.60
  4. Step 4: Simplify right side
    528,768,051.60x = 176,046,603,936,095,520
  5. Step 5: Solve for x
    x = 176,046,603,936,095,520/528,768,051.60
  6. Step 6: Final answer
    x = 332,937,293.40

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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.