Home / 697,936,103,085.20-1,045,438,051,863.80-442,834,176,008.45

Finding the Fourth Proportional to 697,936,103,085.20, 1,045,438,051,863.80 and 442,834,176,008.45

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Solution

The fourth proportional to 697,936,103,085.20, 1,045,438,051,863.80 and 442,834,176,008.45 is: 663,321,035,003.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,936,103,085.20 : 1,045,438,051,863.80 = 442,834,176,008.45 : x
  2. Step 2: Convert to fraction form
    697,936,103,085.20/1,045,438,051,863.80 = 442,834,176,008.45/x
  3. Step 3: Cross multiply
    697,936,103,085.20x = 1,045,438,051,863.80 × 442,834,176,008.45
  4. Step 4: Simplify right side
    697,936,103,085.20x = 462,955,698,264,985,120,538,624
  5. Step 5: Solve for x
    x = 462,955,698,264,985,120,538,624/697,936,103,085.20
  6. Step 6: Final answer
    x = 663,321,035,003.79

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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.