Home / 528,833,420.40-793,250,130.60-283,945,407.60

Finding the Fourth Proportional to 528,833,420.40, 793,250,130.60 and 283,945,407.60

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Solution

The fourth proportional to 528,833,420.40, 793,250,130.60 and 283,945,407.60 is: 425,918,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,833,420.40 : 793,250,130.60 = 283,945,407.60 : x
  2. Step 2: Convert to fraction form
    528,833,420.40/793,250,130.60 = 283,945,407.60/x
  3. Step 3: Cross multiply
    528,833,420.40x = 793,250,130.60 × 283,945,407.60
  4. Step 4: Simplify right side
    528,833,420.40x = 225,239,731,661,970,272
  5. Step 5: Solve for x
    x = 225,239,731,661,970,272/528,833,420.40
  6. Step 6: Final answer
    x = 425,918,111.40

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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.