Home / 223,128,211.80-334,692,317.70-168,708,653.40

Finding the Fourth Proportional to 223,128,211.80, 334,692,317.70 and 168,708,653.40

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Solution

The fourth proportional to 223,128,211.80, 334,692,317.70 and 168,708,653.40 is: 253,062,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,128,211.80 : 334,692,317.70 = 168,708,653.40 : x
  2. Step 2: Convert to fraction form
    223,128,211.80/334,692,317.70 = 168,708,653.40/x
  3. Step 3: Cross multiply
    223,128,211.80x = 334,692,317.70 × 168,708,653.40
  4. Step 4: Simplify right side
    223,128,211.80x = 56,465,490,222,491,984
  5. Step 5: Solve for x
    x = 56,465,490,222,491,984/223,128,211.80
  6. Step 6: Final answer
    x = 253,062,980.10

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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.