Home / 56,585,488.70-84,878,233.05-53,237,410.40

Finding the Fourth Proportional to 56,585,488.70, 84,878,233.05 and 53,237,410.40

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Solution

The fourth proportional to 56,585,488.70, 84,878,233.05 and 53,237,410.40 is: 79,856,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,585,488.70 : 84,878,233.05 = 53,237,410.40 : x
  2. Step 2: Convert to fraction form
    56,585,488.70/84,878,233.05 = 53,237,410.40/x
  3. Step 3: Cross multiply
    56,585,488.70x = 84,878,233.05 × 53,237,410.40
  4. Step 4: Simplify right side
    56,585,488.70x = 4,518,697,326,909,693
  5. Step 5: Solve for x
    x = 4,518,697,326,909,693/56,585,488.70
  6. Step 6: Final answer
    x = 79,856,115.60

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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.