Home / 406,258,783.37-609,196,075.28-157,380,608.49

Finding the Fourth Proportional to 406,258,783.37, 609,196,075.28 and 157,380,608.49

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Solution

The fourth proportional to 406,258,783.37, 609,196,075.28 and 157,380,608.49 is: 235,996,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,258,783.37 : 609,196,075.28 = 157,380,608.49 : x
  2. Step 2: Convert to fraction form
    406,258,783.37/609,196,075.28 = 157,380,608.49/x
  3. Step 3: Cross multiply
    406,258,783.37x = 609,196,075.28 × 157,380,608.49
  4. Step 4: Simplify right side
    406,258,783.37x = 95,875,649,017,286,256
  5. Step 5: Solve for x
    x = 95,875,649,017,286,256/406,258,783.37
  6. Step 6: Final answer
    x = 235,996,495.19

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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.