Home / 590,035,415.40-885,053,123.10-221,569,655.40

Finding the Fourth Proportional to 590,035,415.40, 885,053,123.10 and 221,569,655.40

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Solution

The fourth proportional to 590,035,415.40, 885,053,123.10 and 221,569,655.40 is: 332,354,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,035,415.40 : 885,053,123.10 = 221,569,655.40 : x
  2. Step 2: Convert to fraction form
    590,035,415.40/885,053,123.10 = 221,569,655.40/x
  3. Step 3: Cross multiply
    590,035,415.40x = 885,053,123.10 × 221,569,655.40
  4. Step 4: Simplify right side
    590,035,415.40x = 196,100,915,495,960,800
  5. Step 5: Solve for x
    x = 196,100,915,495,960,800/590,035,415.40
  6. Step 6: Final answer
    x = 332,354,483.10

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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.