Home / 920,496,706.58-1,270,285,406.50-497,110,327.04

Finding the Fourth Proportional to 920,496,706.58, 1,270,285,406.50 and 497,110,327.04

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Solution

The fourth proportional to 920,496,706.58, 1,270,285,406.50 and 497,110,327.04 is: 686,012,225.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,496,706.58 : 1,270,285,406.50 = 497,110,327.04 : x
  2. Step 2: Convert to fraction form
    920,496,706.58/1,270,285,406.50 = 497,110,327.04/x
  3. Step 3: Cross multiply
    920,496,706.58x = 1,270,285,406.50 × 497,110,327.04
  4. Step 4: Simplify right side
    920,496,706.58x = 631,471,993,859,354,368
  5. Step 5: Solve for x
    x = 631,471,993,859,354,368/920,496,706.58
  6. Step 6: Final answer
    x = 686,012,225.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.