Home / 435,450,892.20-653,176,338.30-402,194,495.40

Finding the Fourth Proportional to 435,450,892.20, 653,176,338.30 and 402,194,495.40

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Solution

The fourth proportional to 435,450,892.20, 653,176,338.30 and 402,194,495.40 is: 603,291,743.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,450,892.20 : 653,176,338.30 = 402,194,495.40 : x
  2. Step 2: Convert to fraction form
    435,450,892.20/653,176,338.30 = 402,194,495.40/x
  3. Step 3: Cross multiply
    435,450,892.20x = 653,176,338.30 × 402,194,495.40
  4. Step 4: Simplify right side
    435,450,892.20x = 262,703,927,789,788,160
  5. Step 5: Solve for x
    x = 262,703,927,789,788,160/435,450,892.20
  6. Step 6: Final answer
    x = 603,291,743.10

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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.