Home / 114,191,640.34-157,584,622.97-61,980,686.66

Finding the Fourth Proportional to 114,191,640.34, 157,584,622.97 and 61,980,686.66

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Solution

The fourth proportional to 114,191,640.34, 157,584,622.97 and 61,980,686.66 is: 85,533,434.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,191,640.34 : 157,584,622.97 = 61,980,686.66 : x
  2. Step 2: Convert to fraction form
    114,191,640.34/157,584,622.97 = 61,980,686.66/x
  3. Step 3: Cross multiply
    114,191,640.34x = 157,584,622.97 × 61,980,686.66
  4. Step 4: Simplify right side
    114,191,640.34x = 9,767,203,138,737,808
  5. Step 5: Solve for x
    x = 9,767,203,138,737,808/114,191,640.34
  6. Step 6: Final answer
    x = 85,533,434.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.