Home / 370,243,965,705.26-510,895,820,256.78-207,630,147,823.52

Finding the Fourth Proportional to 370,243,965,705.26, 510,895,820,256.78 and 207,630,147,823.52

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Solution

The fourth proportional to 370,243,965,705.26, 510,895,820,256.78 and 207,630,147,823.52 is: 286,506,694,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,243,965,705.26 : 510,895,820,256.78 = 207,630,147,823.52 : x
  2. Step 2: Convert to fraction form
    370,243,965,705.26/510,895,820,256.78 = 207,630,147,823.52/x
  3. Step 3: Cross multiply
    370,243,965,705.26x = 510,895,820,256.78 × 207,630,147,823.52
  4. Step 4: Simplify right side
    370,243,965,705.26x = 106,077,374,682,333,731,356,672
  5. Step 5: Solve for x
    x = 106,077,374,682,333,731,356,672/370,243,965,705.26
  6. Step 6: Final answer
    x = 286,506,694,255.70

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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.