Home / 528,866,415.60-793,299,623.40-444,213,769.20

Finding the Fourth Proportional to 528,866,415.60, 793,299,623.40 and 444,213,769.20

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Solution

The fourth proportional to 528,866,415.60, 793,299,623.40 and 444,213,769.20 is: 666,320,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,866,415.60 : 793,299,623.40 = 444,213,769.20 : x
  2. Step 2: Convert to fraction form
    528,866,415.60/793,299,623.40 = 444,213,769.20/x
  3. Step 3: Cross multiply
    528,866,415.60x = 793,299,623.40 × 444,213,769.20
  4. Step 4: Simplify right side
    528,866,415.60x = 352,394,615,815,454,528
  5. Step 5: Solve for x
    x = 352,394,615,815,454,528/528,866,415.60
  6. Step 6: Final answer
    x = 666,320,653.80

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1.5x scale

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.