Home / 347,736,563.10-521,604,844.65-105,367,974.30

Finding the Fourth Proportional to 347,736,563.10, 521,604,844.65 and 105,367,974.30

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Solution

The fourth proportional to 347,736,563.10, 521,604,844.65 and 105,367,974.30 is: 158,051,961.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,563.10 : 521,604,844.65 = 105,367,974.30 : x
  2. Step 2: Convert to fraction form
    347,736,563.10/521,604,844.65 = 105,367,974.30/x
  3. Step 3: Cross multiply
    347,736,563.10x = 521,604,844.65 × 105,367,974.30
  4. Step 4: Simplify right side
    347,736,563.10x = 54,960,445,865,836,688
  5. Step 5: Solve for x
    x = 54,960,445,865,836,688/347,736,563.10
  6. Step 6: Final answer
    x = 158,051,961.45

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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.