Home / 585,934,343.13-808,590,194.24-318,010,179.74

Finding the Fourth Proportional to 585,934,343.13, 808,590,194.24 and 318,010,179.74

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Solution

The fourth proportional to 585,934,343.13, 808,590,194.24 and 318,010,179.74 is: 438,854,482.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,934,343.13 : 808,590,194.24 = 318,010,179.74 : x
  2. Step 2: Convert to fraction form
    585,934,343.13/808,590,194.24 = 318,010,179.74/x
  3. Step 3: Cross multiply
    585,934,343.13x = 808,590,194.24 × 318,010,179.74
  4. Step 4: Simplify right side
    585,934,343.13x = 257,139,913,000,630,912
  5. Step 5: Solve for x
    x = 257,139,913,000,630,912/585,934,343.13
  6. Step 6: Final answer
    x = 438,854,482.61

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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.