Home / 446,057,473.89-615,523,225.60-257,897,840.00

Finding the Fourth Proportional to 446,057,473.89, 615,523,225.60 and 257,897,840.00

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Solution

The fourth proportional to 446,057,473.89, 615,523,225.60 and 257,897,840.00 is: 355,878,153.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,057,473.89 : 615,523,225.60 = 257,897,840.00 : x
  2. Step 2: Convert to fraction form
    446,057,473.89/615,523,225.60 = 257,897,840.00/x
  3. Step 3: Cross multiply
    446,057,473.89x = 615,523,225.60 × 257,897,840.00
  4. Step 4: Simplify right side
    446,057,473.89x = 158,742,110,351,329,888
  5. Step 5: Solve for x
    x = 158,742,110,351,329,888/446,057,473.89
  6. Step 6: Final answer
    x = 355,878,153.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.