Home / 782,053,069.50-1,173,230,666.01-297,341,189.82

Finding the Fourth Proportional to 782,053,069.50, 1,173,230,666.01 and 297,341,189.82

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Solution

The fourth proportional to 782,053,069.50, 1,173,230,666.01 and 297,341,189.82 is: 446,069,219.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,053,069.50 : 1,173,230,666.01 = 297,341,189.82 : x
  2. Step 2: Convert to fraction form
    782,053,069.50/1,173,230,666.01 = 297,341,189.82/x
  3. Step 3: Cross multiply
    782,053,069.50x = 1,173,230,666.01 × 297,341,189.82
  4. Step 4: Simplify right side
    782,053,069.50x = 348,849,802,164,724,416
  5. Step 5: Solve for x
    x = 348,849,802,164,724,416/782,053,069.50
  6. Step 6: Final answer
    x = 446,069,219.30

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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.