Home / 156,873,854.53-235,339,506.72-64,707,313.11

Finding the Fourth Proportional to 156,873,854.53, 235,339,506.72 and 64,707,313.11

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Solution

The fourth proportional to 156,873,854.53, 235,339,506.72 and 64,707,313.11 is: 97,072,818.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,873,854.53 : 235,339,506.72 = 64,707,313.11 : x
  2. Step 2: Convert to fraction form
    156,873,854.53/235,339,506.72 = 64,707,313.11/x
  3. Step 3: Cross multiply
    156,873,854.53x = 235,339,506.72 × 64,707,313.11
  4. Step 4: Simplify right side
    156,873,854.53x = 15,228,187,148,483,988
  5. Step 5: Solve for x
    x = 15,228,187,148,483,988/156,873,854.53
  6. Step 6: Final answer
    x = 97,072,818.12

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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.