Home / 649,319,457.06-896,036,835.91-351,955,314.66

Finding the Fourth Proportional to 649,319,457.06, 896,036,835.91 and 351,955,314.66

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Solution

The fourth proportional to 649,319,457.06, 896,036,835.91 and 351,955,314.66 is: 485,685,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,319,457.06 : 896,036,835.91 = 351,955,314.66 : x
  2. Step 2: Convert to fraction form
    649,319,457.06/896,036,835.91 = 351,955,314.66/x
  3. Step 3: Cross multiply
    649,319,457.06x = 896,036,835.91 × 351,955,314.66
  4. Step 4: Simplify right side
    649,319,457.06x = 315,364,926,527,752,064
  5. Step 5: Solve for x
    x = 315,364,926,527,752,064/649,319,457.06
  6. Step 6: Final answer
    x = 485,685,317.29

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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.