Home / 369,955,576.90-510,473,801.04-211,113,176.41

Finding the Fourth Proportional to 369,955,576.90, 510,473,801.04 and 211,113,176.41

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Solution

The fourth proportional to 369,955,576.90, 510,473,801.04 and 211,113,176.41 is: 291,299,151.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,955,576.90 : 510,473,801.04 = 211,113,176.41 : x
  2. Step 2: Convert to fraction form
    369,955,576.90/510,473,801.04 = 211,113,176.41/x
  3. Step 3: Cross multiply
    369,955,576.90x = 510,473,801.04 × 211,113,176.41
  4. Step 4: Simplify right side
    369,955,576.90x = 107,767,745,609,088,400
  5. Step 5: Solve for x
    x = 107,767,745,609,088,400/369,955,576.90
  6. Step 6: Final answer
    x = 291,299,151.41

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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.