Home / 696,496,953.23-1,045,205,113.40-369,202,308.11

Finding the Fourth Proportional to 696,496,953.23, 1,045,205,113.40 and 369,202,308.11

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Solution

The fourth proportional to 696,496,953.23, 1,045,205,113.40 and 369,202,308.11 is: 554,047,133.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,496,953.23 : 1,045,205,113.40 = 369,202,308.11 : x
  2. Step 2: Convert to fraction form
    696,496,953.23/1,045,205,113.40 = 369,202,308.11/x
  3. Step 3: Cross multiply
    696,496,953.23x = 1,045,205,113.40 × 369,202,308.11
  4. Step 4: Simplify right side
    696,496,953.23x = 385,892,140,313,808,256
  5. Step 5: Solve for x
    x = 385,892,140,313,808,256/696,496,953.23
  6. Step 6: Final answer
    x = 554,047,133.34

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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.