Home / 268,985,303.40-403,477,955.10-160,146,186.60

Finding the Fourth Proportional to 268,985,303.40, 403,477,955.10 and 160,146,186.60

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Solution

The fourth proportional to 268,985,303.40, 403,477,955.10 and 160,146,186.60 is: 240,219,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,985,303.40 : 403,477,955.10 = 160,146,186.60 : x
  2. Step 2: Convert to fraction form
    268,985,303.40/403,477,955.10 = 160,146,186.60/x
  3. Step 3: Cross multiply
    268,985,303.40x = 403,477,955.10 × 160,146,186.60
  4. Step 4: Simplify right side
    268,985,303.40x = 64,615,455,886,431,024
  5. Step 5: Solve for x
    x = 64,615,455,886,431,024/268,985,303.40
  6. Step 6: Final answer
    x = 240,219,279.90

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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.