Home / 657,822,853.63-986,735,962.64-166,536,175.87

Finding the Fourth Proportional to 657,822,853.63, 986,735,962.64 and 166,536,175.87

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Solution

The fourth proportional to 657,822,853.63, 986,735,962.64 and 166,536,175.87 is: 249,804,689.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,822,853.63 : 986,735,962.64 = 166,536,175.87 : x
  2. Step 2: Convert to fraction form
    657,822,853.63/986,735,962.64 = 166,536,175.87/x
  3. Step 3: Cross multiply
    657,822,853.63x = 986,735,962.64 × 166,536,175.87
  4. Step 4: Simplify right side
    657,822,853.63x = 164,327,233,811,468,800
  5. Step 5: Solve for x
    x = 164,327,233,811,468,800/657,822,853.63
  6. Step 6: Final answer
    x = 249,804,689.67

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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.