Home / 931,176,241.98-1,285,054,235.82-507,813,002.52

Finding the Fourth Proportional to 931,176,241.98, 1,285,054,235.82 and 507,813,002.52

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Solution

The fourth proportional to 931,176,241.98, 1,285,054,235.82 and 507,813,002.52 is: 700,798,861.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,176,241.98 : 1,285,054,235.82 = 507,813,002.52 : x
  2. Step 2: Convert to fraction form
    931,176,241.98/1,285,054,235.82 = 507,813,002.52/x
  3. Step 3: Cross multiply
    931,176,241.98x = 1,285,054,235.82 × 507,813,002.52
  4. Step 4: Simplify right side
    931,176,241.98x = 652,567,249,892,798,336
  5. Step 5: Solve for x
    x = 652,567,249,892,798,336/931,176,241.98
  6. Step 6: Final answer
    x = 700,798,861.13

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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.