Home / 557,037,040.40-835,555,560.60-298,756,714.40

Finding the Fourth Proportional to 557,037,040.40, 835,555,560.60 and 298,756,714.40

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Solution

The fourth proportional to 557,037,040.40, 835,555,560.60 and 298,756,714.40 is: 448,135,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,037,040.40 : 835,555,560.60 = 298,756,714.40 : x
  2. Step 2: Convert to fraction form
    557,037,040.40/835,555,560.60 = 298,756,714.40/x
  3. Step 3: Cross multiply
    557,037,040.40x = 835,555,560.60 × 298,756,714.40
  4. Step 4: Simplify right side
    557,037,040.40x = 249,627,833,983,506,080
  5. Step 5: Solve for x
    x = 249,627,833,983,506,080/557,037,040.40
  6. Step 6: Final answer
    x = 448,135,071.60

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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.