Home / 519,047,023.43-778,572,555.06-125,573,218.50

Finding the Fourth Proportional to 519,047,023.43, 778,572,555.06 and 125,573,218.50

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Solution

The fourth proportional to 519,047,023.43, 778,572,555.06 and 125,573,218.50 is: 188,360,316.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,047,023.43 : 778,572,555.06 = 125,573,218.50 : x
  2. Step 2: Convert to fraction form
    519,047,023.43/778,572,555.06 = 125,573,218.50/x
  3. Step 3: Cross multiply
    519,047,023.43x = 778,572,555.06 × 125,573,218.50
  4. Step 4: Simplify right side
    519,047,023.43x = 97,767,861,570,759,792
  5. Step 5: Solve for x
    x = 97,767,861,570,759,792/519,047,023.43
  6. Step 6: Final answer
    x = 188,360,316.42

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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.