Home / 296,642,885.40-445,153,284.90-173,820,965.40

Finding the Fourth Proportional to 296,642,885.40, 445,153,284.90 and 173,820,965.40

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Solution

The fourth proportional to 296,642,885.40, 445,153,284.90 and 173,820,965.40 is: 260,842,169.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,642,885.40 : 445,153,284.90 = 173,820,965.40 : x
  2. Step 2: Convert to fraction form
    296,642,885.40/445,153,284.90 = 173,820,965.40/x
  3. Step 3: Cross multiply
    296,642,885.40x = 445,153,284.90 × 173,820,965.40
  4. Step 4: Simplify right side
    296,642,885.40x = 77,376,973,732,299,248
  5. Step 5: Solve for x
    x = 77,376,973,732,299,248/296,642,885.40
  6. Step 6: Final answer
    x = 260,842,169.29

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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.